[INFO] fetching crate ibm1047 1.0.0...
[INFO] testing ibm1047-1.0.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ibm1047 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ibm1047 1.0.0
[INFO] finished tweaking crates.io crate ibm1047 1.0.0
[INFO] tweaked toml for crates.io crate ibm1047 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ibm1047 1.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4fede7a65d8fd50ff6d496e9810deafdbe5ff749b995adfcfe36b9a6c909e59e
[INFO] running `Command { std: "docker" "start" "-a" "4fede7a65d8fd50ff6d496e9810deafdbe5ff749b995adfcfe36b9a6c909e59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fede7a65d8fd50ff6d496e9810deafdbe5ff749b995adfcfe36b9a6c909e59e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fede7a65d8fd50ff6d496e9810deafdbe5ff749b995adfcfe36b9a6c909e59e", kill_on_drop: false }`
[INFO] [stdout] 4fede7a65d8fd50ff6d496e9810deafdbe5ff749b995adfcfe36b9a6c909e59e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a18338c8b770c1ee199ee3feaf7012bec4e3570a528698cc106de8df8295f90f
[INFO] running `Command { std: "docker" "start" "-a" "a18338c8b770c1ee199ee3feaf7012bec4e3570a528698cc106de8df8295f90f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ibm1047 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:99:23
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047;
[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] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_>;
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:105:22
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047 {
[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] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:110:23
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047 {
[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] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "a18338c8b770c1ee199ee3feaf7012bec4e3570a528698cc106de8df8295f90f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a18338c8b770c1ee199ee3feaf7012bec4e3570a528698cc106de8df8295f90f", kill_on_drop: false }`
[INFO] [stdout] a18338c8b770c1ee199ee3feaf7012bec4e3570a528698cc106de8df8295f90f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 62f419068fa777ee3462b18ad7593469e7799d696a7c3ab4925c9e03a7f0a46c
[INFO] running `Command { std: "docker" "start" "-a" "62f419068fa777ee3462b18ad7593469e7799d696a7c3ab4925c9e03a7f0a46c", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:99:23
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047;
[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] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_>;
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:105:22
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047 {
[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] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:110:23
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047 {
[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] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ibm1047 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:99:23
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047;
[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] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_>;
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:105:22
[INFO] [stdout]     |
[INFO] [stdout] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047 {
[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] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:110:23
[INFO] [stdout]     |
[INFO] [stdout] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047 {
[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] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "62f419068fa777ee3462b18ad7593469e7799d696a7c3ab4925c9e03a7f0a46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f419068fa777ee3462b18ad7593469e7799d696a7c3ab4925c9e03a7f0a46c", kill_on_drop: false }`
[INFO] [stdout] 62f419068fa777ee3462b18ad7593469e7799d696a7c3ab4925c9e03a7f0a46c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] dd7614e23b971902e32bbcea9e2b920dcf67b1e24d7e515bf487b78c9e7223f1
[INFO] running `Command { std: "docker" "start" "-a" "dd7614e23b971902e32bbcea9e2b920dcf67b1e24d7e515bf487b78c9e7223f1", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:99:23
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047;
[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] 99 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_>;
[INFO] [stderr]    |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:105:22
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047 {
[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] 105 | pub fn decode(bytes: &[u8]) -> DecodeIbm1047<'_> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:110:23
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047 {
[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] 110 |     fn encode_ibm1047(&self) -> EncodeIbm1047<'_> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ibm1047` (lib) generated 3 warnings
[INFO] [stderr] warning: `ibm1047` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ibm1047-88a773f1caccedea)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::decode_string ... ok
[INFO] [stdout] test test::decode ... ok
[INFO] [stdout] test test::encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ibm1047
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd7614e23b971902e32bbcea9e2b920dcf67b1e24d7e515bf487b78c9e7223f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7614e23b971902e32bbcea9e2b920dcf67b1e24d7e515bf487b78c9e7223f1", kill_on_drop: false }`
[INFO] [stdout] dd7614e23b971902e32bbcea9e2b920dcf67b1e24d7e515bf487b78c9e7223f1