[INFO] fetching crate keon 0.2.0...
[INFO] testing keon-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate keon 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate keon 0.2.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate keon 0.2.0
[INFO] tweaked toml for crates.io crate keon 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate keon 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate keon 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smol_str v0.3.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.87
[INFO] [stderr]   Downloaded logos-derive v0.15.0
[INFO] [stderr]   Downloaded logos-codegen v0.15.0
[INFO] [stderr]   Downloaded beef v0.5.2
[INFO] [stderr]   Downloaded semver v1.0.25
[INFO] [stderr]   Downloaded lexical-parse-integer v1.0.2
[INFO] [stderr]   Downloaded lexical-write-integer v1.0.2
[INFO] [stderr]   Downloaded borsh v1.5.3
[INFO] [stderr]   Downloaded lexical-write-float v1.0.2
[INFO] [stderr]   Downloaded lexical-util v1.0.3
[INFO] [stderr]   Downloaded lexical-core v1.0.2
[INFO] [stderr]   Downloaded serde_json v1.0.137
[INFO] [stderr]   Downloaded lexical-parse-float v1.0.2
[INFO] [stderr]   Downloaded logos v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8caaf6f1575031dfe47e65508e0707e82d811e7a4745dc1960ccccd00e031dad
[INFO] running `Command { std: "docker" "start" "-a" "8caaf6f1575031dfe47e65508e0707e82d811e7a4745dc1960ccccd00e031dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8caaf6f1575031dfe47e65508e0707e82d811e7a4745dc1960ccccd00e031dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8caaf6f1575031dfe47e65508e0707e82d811e7a4745dc1960ccccd00e031dad", kill_on_drop: false }`
[INFO] [stdout] 8caaf6f1575031dfe47e65508e0707e82d811e7a4745dc1960ccccd00e031dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6936383ae2e0f6823378f56aa4f77c209b9cd1cb347a055e979ac38213d2289b
[INFO] running `Command { std: "docker" "start" "-a" "6936383ae2e0f6823378f56aa4f77c209b9cd1cb347a055e979ac38213d2289b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling data-encoding v2.6.0
[INFO] [stderr]    Compiling lexical-util v1.0.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling logos-codegen v0.15.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.2
[INFO] [stderr]    Compiling lexical-write-integer v1.0.2
[INFO] [stderr]    Compiling lexical-parse-float v1.0.2
[INFO] [stderr]    Compiling lexical-write-float v1.0.2
[INFO] [stderr]    Compiling lexical-core v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling logos-derive v0.15.0
[INFO] [stderr]    Compiling logos v0.15.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling keon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn next(&mut self) -> Result<Option<Token>> {
[INFO] [stdout]     |             ^^^^^^^^^                   ----- the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn next(&mut self) -> Result<Option<Token<'_>>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:127:20
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn expect_next(&mut self) -> Result<Token> {
[INFO] [stdout]     |                    ^^^^^^^^^            ----- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn expect_next(&mut self) -> Result<Token<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:141:29
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token> {
[INFO] [stdout]     |                             ^^^^^^^^^ the lifetime is elided here                              ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token<'_>> {
[INFO] [stdout]     |                                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:151:26
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token>> {
[INFO] [stdout]     |                          ^^^^^^^^^ the lifetime is elided here              ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token<'_>>> {
[INFO] [stdout]     |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.63s
[INFO] running `Command { std: "docker" "inspect" "6936383ae2e0f6823378f56aa4f77c209b9cd1cb347a055e979ac38213d2289b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6936383ae2e0f6823378f56aa4f77c209b9cd1cb347a055e979ac38213d2289b", kill_on_drop: false }`
[INFO] [stdout] 6936383ae2e0f6823378f56aa4f77c209b9cd1cb347a055e979ac38213d2289b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 954fcf25eb548b50320dcc5953efc63a8eb682f9857ef49505bba8a9d3e546cb
[INFO] running `Command { std: "docker" "start" "-a" "954fcf25eb548b50320dcc5953efc63a8eb682f9857ef49505bba8a9d3e546cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling serde_bytes v0.11.15
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn next(&mut self) -> Result<Option<Token>> {
[INFO] [stdout]     |             ^^^^^^^^^                   ----- the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn next(&mut self) -> Result<Option<Token<'_>>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:127:20
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn expect_next(&mut self) -> Result<Token> {
[INFO] [stdout]     |                    ^^^^^^^^^            ----- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn expect_next(&mut self) -> Result<Token<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:141:29
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token> {
[INFO] [stdout]     |                             ^^^^^^^^^ the lifetime is elided here                              ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token<'_>> {
[INFO] [stdout]     |                                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:151:26
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token>> {
[INFO] [stdout]     |                          ^^^^^^^^^ the lifetime is elided here              ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token<'_>>> {
[INFO] [stdout]     |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling keon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn next(&mut self) -> Result<Option<Token>> {
[INFO] [stdout]     |             ^^^^^^^^^                   ----- the same lifetime is hidden here
[INFO] [stdout]     |             |
[INFO] [stdout]     |             the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 107 |     fn next(&mut self) -> Result<Option<Token<'_>>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:127:20
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn expect_next(&mut self) -> Result<Token> {
[INFO] [stdout]     |                    ^^^^^^^^^            ----- the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 127 |     fn expect_next(&mut self) -> Result<Token<'_>> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:141:29
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token> {
[INFO] [stdout]     |                             ^^^^^^^^^ the lifetime is elided here                              ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token<'_>> {
[INFO] [stdout]     |                                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/de.rs:151:26
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token>> {
[INFO] [stdout]     |                          ^^^^^^^^^ the lifetime is elided here              ----- the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token<'_>>> {
[INFO] [stdout]     |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `Command { std: "docker" "inspect" "954fcf25eb548b50320dcc5953efc63a8eb682f9857ef49505bba8a9d3e546cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954fcf25eb548b50320dcc5953efc63a8eb682f9857ef49505bba8a9d3e546cb", kill_on_drop: false }`
[INFO] [stdout] 954fcf25eb548b50320dcc5953efc63a8eb682f9857ef49505bba8a9d3e546cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 857e68105bcac62a722b70aecabe90f9946eb367da0a9c3f96a0d3d8086f0405
[INFO] running `Command { std: "docker" "start" "-a" "857e68105bcac62a722b70aecabe90f9946eb367da0a9c3f96a0d3d8086f0405", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/de.rs:107:13
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn next(&mut self) -> Result<Option<Token>> {
[INFO] [stderr]     |             ^^^^^^^^^                   ----- the same lifetime is hidden here
[INFO] [stderr]     |             |
[INFO] [stderr]     |             the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn next(&mut self) -> Result<Option<Token<'_>>> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/de.rs:127:20
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn expect_next(&mut self) -> Result<Token> {
[INFO] [stderr]     |                    ^^^^^^^^^            ----- the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn expect_next(&mut self) -> Result<Token<'_>> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/de.rs:141:29
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token> {
[INFO] [stderr]     |                             ^^^^^^^^^ the lifetime is elided here                              ----- the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn expect_consume_token(&mut self, token_kind: TokenKind, error_kind: ErrorKind) -> Result<Token<'_>> {
[INFO] [stderr]     |                                                                                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/de.rs:151:26
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token>> {
[INFO] [stderr]     |                          ^^^^^^^^^ the lifetime is elided here              ----- the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn try_consume_token(&mut self, token_kind: TokenKind) -> Result<Option<Token<'_>>> {
[INFO] [stderr]     |                                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `keon` (lib) generated 4 warnings
[INFO] [stderr] warning: `keon` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/keon-e83f9d8add71cb34)
[INFO] [stderr]      Running tests/bytes.rs (/opt/rustwide/target/debug/deps/bytes-f64ee89e947f9354)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/chars.rs (/opt/rustwide/target/debug/deps/chars-0c5a18a73dfa3aa3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test roundtrips ... ok
[INFO] [stdout] test backwards ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test roundtrips ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/deep.rs (/opt/rustwide/target/debug/deps/deep-f848100a5f9380ee)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test deep_object ... ok
[INFO] [stdout] 
[INFO] [stderr]      Running tests/deser_offset.rs (/opt/rustwide/target/debug/deps/deser_offset-4e70d93caac28014)
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test deser_offset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/error_locate.rs (/opt/rustwide/target/debug/deps/error_locate-d69c09ae8024e82d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test deserialization ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/maps.rs (/opt/rustwide/target/debug/deps/maps-49759b292e680ca1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test roundtrips ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nullaries.rs (/opt/rustwide/target/debug/deps/nullaries-c3d22a7befc873a3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test roundtrips ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/numbers.rs (/opt/rustwide/target/debug/deps/numbers-e0647504eb784af1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test roundtrips ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- roundtrips stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'roundtrips' panicked at tests/numbers.rs:16:58:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: forward:
[INFO] [stdout] Left: 1.0000001e38
[INFO] [stdout] Right: 1.0e38
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6186615c0382 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6186615c0382 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6186615c0382 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6186615c0382 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6186615e6633 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6186615e6633 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x6186615bd303 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6186615bd303 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6186615c01d2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6186615c1909 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6186615c173e - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x618661583c84 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x618661583c84 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6186615c23de - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6186615c23de - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6186615c20aa - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x6186615c0889 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x6186615c1d3d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6186615e4270 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6186615e46c6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x61866142141c - core::result::Result<T,E>::unwrap::h1ea808f04d5b4aed
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x61866142141c - numbers::roundtrips::h4e71343822dca1ee
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/numbers.rs:16:58
[INFO] [stdout]   22:     0x618661420b47 - numbers::roundtrips::{{closure}}::h91d4267776dfe832
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/numbers.rs:4:16
[INFO] [stdout]   23:     0x61866141c6b6 - core::ops::function::FnOnce::call_once::h491f18c8331eb9b9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x6186615894eb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   25:     0x6186615894eb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x618661588625 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x618661588625 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x618661588625 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x618661588625 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x618661588625 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x618661588625 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x618661588625 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x61866154c224 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x61866154c224 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   35:     0x61866154fbfa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x61866154fbfa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x61866154fbfa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x61866154fbfa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x61866154fbfa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x61866154fbfa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x61866154fbfa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   42:     0x6186615c535f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x6186615c535f - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   44:     0x72a075847aa4 - <unknown>
[INFO] [stdout]   45:     0x72a0758d4a34 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     roundtrips
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test numbers`
[INFO] running `Command { std: "docker" "inspect" "857e68105bcac62a722b70aecabe90f9946eb367da0a9c3f96a0d3d8086f0405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857e68105bcac62a722b70aecabe90f9946eb367da0a9c3f96a0d3d8086f0405", kill_on_drop: false }`
[INFO] [stdout] 857e68105bcac62a722b70aecabe90f9946eb367da0a9c3f96a0d3d8086f0405
