[INFO] fetching crate rxp 0.2.0... [INFO] checking rxp-0.2.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577 [INFO] extracting crate rxp 0.2.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate rxp 0.2.0 [INFO] finished tweaking crates.io crate rxp 0.2.0 [INFO] tweaked toml for crates.io crate rxp 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rxp 0.2.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rxp 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam-epoch v0.9.8 [INFO] [stderr] Downloaded typed-arena v2.0.1 [INFO] [stderr] Downloaded tracing-error v0.1.2 [INFO] [stderr] Downloaded semver v1.0.7 [INFO] [stderr] Downloaded owo-colors v1.3.0 [INFO] [stderr] Downloaded quote v1.0.16 [INFO] [stderr] Downloaded tracing-attributes v0.1.20 [INFO] [stderr] Downloaded crossbeam-channel v0.5.4 [INFO] [stderr] Downloaded tracing v0.1.33 [INFO] [stderr] Downloaded tracing-core v0.1.25 [INFO] [stderr] Downloaded serde_json v1.0.79 [INFO] [stderr] Downloaded color-spantrace v0.1.6 [INFO] [stderr] Downloaded syn v1.0.89 [INFO] [stderr] Downloaded regex v1.5.5 [INFO] [stderr] Downloaded color-eyre v0.5.11 [INFO] [stderr] Downloaded libc v0.2.121 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] beb732c91cf49f3af3bac5c0d700bb8a59709ecd8627bb9b677db8feffb3e3ed [INFO] running `Command { std: "docker" "start" "-a" "beb732c91cf49f3af3bac5c0d700bb8a59709ecd8627bb9b677db8feffb3e3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "beb732c91cf49f3af3bac5c0d700bb8a59709ecd8627bb9b677db8feffb3e3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "beb732c91cf49f3af3bac5c0d700bb8a59709ecd8627bb9b677db8feffb3e3ed", kill_on_drop: false }` [INFO] [stdout] beb732c91cf49f3af3bac5c0d700bb8a59709ecd8627bb9b677db8feffb3e3ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fbef0716b64fc8fcf8f9605f3fd01e0c4cedf3ac6ca2ff4f6dd6f24387f2eaca [INFO] running `Command { std: "docker" "start" "-a" "fbef0716b64fc8fcf8f9605f3fd01e0c4cedf3ac6ca2ff4f6dd6f24387f2eaca", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.89 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling semver v1.0.7 [INFO] [stderr] Checking tracing-core v0.1.25 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling quote v1.0.16 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Compiling eyre v0.6.8 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking owo-colors v1.3.0 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking typed-arena v2.0.1 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling tracing-attributes v0.1.20 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking tracing v0.1.33 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking tracing-error v0.1.2 [INFO] [stderr] Checking color-spantrace v0.1.6 [INFO] [stderr] Checking color-eyre v0.5.11 [INFO] [stderr] Checking rxp v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn parse(&mut self) -> Result { [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] 50 | pub fn parse(&mut self) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | fn eat(&mut self, expected: Token) -> Result { [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] 97 | fn eat(&mut self, expected: Token) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/state.rs:199:35 [INFO] [stdout] | [INFO] [stdout] 199 | fn new_state(&'a self) -> &'a State { [INFO] [stdout] | -- -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 199 | fn new_state(&'a self) -> &'a State<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/state.rs:205:54 [INFO] [stdout] | [INFO] [stdout] 205 | pub fn compile(&'a self, expr: &Expr<'a>) -> &'a State { [INFO] [stdout] | -- -- -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 205 | pub fn compile(&'a self, expr: &Expr<'a>) -> &'a State<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn parse(&mut self) -> Result { [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] 50 | pub fn parse(&mut self) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | fn eat(&mut self, expected: Token) -> Result { [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] 97 | fn eat(&mut self, expected: Token) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/state.rs:199:35 [INFO] [stdout] | [INFO] [stdout] 199 | fn new_state(&'a self) -> &'a State { [INFO] [stdout] | -- -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 199 | fn new_state(&'a self) -> &'a State<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/state.rs:205:54 [INFO] [stdout] | [INFO] [stdout] 205 | pub fn compile(&'a self, expr: &Expr<'a>) -> &'a State { [INFO] [stdout] | -- -- -- ^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is named here [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 205 | pub fn compile(&'a self, expr: &Expr<'a>) -> &'a State<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.29s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "fbef0716b64fc8fcf8f9605f3fd01e0c4cedf3ac6ca2ff4f6dd6f24387f2eaca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbef0716b64fc8fcf8f9605f3fd01e0c4cedf3ac6ca2ff4f6dd6f24387f2eaca", kill_on_drop: false }` [INFO] [stdout] fbef0716b64fc8fcf8f9605f3fd01e0c4cedf3ac6ca2ff4f6dd6f24387f2eaca