[INFO] cloning repository https://github.com/sjeohp/waveform_space
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sjeohp/waveform_space" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjeohp%2Fwaveform_space", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjeohp%2Fwaveform_space'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32314502d94bda1e2d9c13474d8ef19a6143d003
[INFO] testing sjeohp/waveform_space against 1.75.0 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjeohp%2Fwaveform_space" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sjeohp/waveform_space on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sjeohp/waveform_space
[INFO] finished tweaking git repo https://github.com/sjeohp/waveform_space
[INFO] tweaked toml for git repo https://github.com/sjeohp/waveform_space written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sjeohp/waveform_space 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustfft v1.0.1
[INFO] [stderr]   Downloaded num-integer v0.1.33
[INFO] [stderr]   Downloaded num-complex v0.1.36
[INFO] [stderr]   Downloaded stream-dct v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f13adf7dd3df0b052a0110bdae40d7b7bbe2519cfb7a699b72d0a1a454e2973b
[INFO] running `Command { std: "docker" "start" "-a" "f13adf7dd3df0b052a0110bdae40d7b7bbe2519cfb7a699b72d0a1a454e2973b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f13adf7dd3df0b052a0110bdae40d7b7bbe2519cfb7a699b72d0a1a454e2973b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13adf7dd3df0b052a0110bdae40d7b7bbe2519cfb7a699b72d0a1a454e2973b", kill_on_drop: false }`
[INFO] [stdout] f13adf7dd3df0b052a0110bdae40d7b7bbe2519cfb7a699b72d0a1a454e2973b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82f1de313120bfc199799e2a77f99d812431e4b5dd8ab773e61ee15882bc5132
[INFO] running `Command { std: "docker" "start" "-a" "82f1de313120bfc199799e2a77f99d812431e4b5dd8ab773e61ee15882bc5132", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling rustc-serialize v0.3.23
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling stream-dct v0.1.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.33
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num-bigint v0.1.37
[INFO] [stderr]    Compiling num-complex v0.1.36
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling rustfft v1.0.1
[INFO] [stderr]    Compiling waveform_space v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::Peekable`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::iter::Peekable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filterbank`
[INFO] [stdout]    --> src/lib.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut filterbank = [0; 26];
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filterbank`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:130:6
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut filterbank = [0; 26];
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "82f1de313120bfc199799e2a77f99d812431e4b5dd8ab773e61ee15882bc5132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82f1de313120bfc199799e2a77f99d812431e4b5dd8ab773e61ee15882bc5132", kill_on_drop: false }`
[INFO] [stdout] 82f1de313120bfc199799e2a77f99d812431e4b5dd8ab773e61ee15882bc5132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 195e8ec3a547fbb76d2ffcda4b6c601e04eff93194fd1610c129e7ac4aa7146d
[INFO] running `Command { std: "docker" "start" "-a" "195e8ec3a547fbb76d2ffcda4b6c601e04eff93194fd1610c129e7ac4aa7146d", kill_on_drop: false }`
[INFO] [stderr]    Compiling waveform_space v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::Peekable`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::iter::Peekable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filterbank`
[INFO] [stdout]    --> src/lib.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut filterbank = [0; 26];
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filterbank`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:130:6
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut filterbank = [0; 26];
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Peekable`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::iter::Peekable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filterbank`
[INFO] [stdout]    --> src/lib.rs:130:10
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut filterbank = [0; 26];
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filterbank`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:130:6
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let mut filterbank = [0; 26];
[INFO] [stdout]     |         ----^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]    --> src/lib.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 |         for z in 0..10
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "195e8ec3a547fbb76d2ffcda4b6c601e04eff93194fd1610c129e7ac4aa7146d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "195e8ec3a547fbb76d2ffcda4b6c601e04eff93194fd1610c129e7ac4aa7146d", kill_on_drop: false }`
[INFO] [stdout] 195e8ec3a547fbb76d2ffcda4b6c601e04eff93194fd1610c129e7ac4aa7146d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] adfe1b51ef12b1f7016c2fbcf40e4771b0ad1b933be552d149caf152e13a42f4
[INFO] running `Command { std: "docker" "start" "-a" "adfe1b51ef12b1f7016c2fbcf40e4771b0ad1b933be552d149caf152e13a42f4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::iter::Peekable`
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::iter::Peekable;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filterbank`
[INFO] [stderr]    --> src/lib.rs:130:10
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let mut filterbank = [0; 26];
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filterbank`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:130:6
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let mut filterbank = [0; 26];
[INFO] [stderr]     |         ----^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]    --> src/lib.rs:184:7
[INFO] [stderr]     |
[INFO] [stderr] 184 |         for z in 0..10
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: `waveform_space` (lib) generated 3 warnings (run `cargo fix --lib -p waveform_space` to apply 3 suggestions)
[INFO] [stderr] warning: `waveform_space` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p waveform_space --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.23
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/waveform_space-b2d77f275ae9182c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests waveform_space
[INFO] [stdout] test unit_tests::test_wave_comparison ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.68s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "adfe1b51ef12b1f7016c2fbcf40e4771b0ad1b933be552d149caf152e13a42f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfe1b51ef12b1f7016c2fbcf40e4771b0ad1b933be552d149caf152e13a42f4", kill_on_drop: false }`
[INFO] [stdout] adfe1b51ef12b1f7016c2fbcf40e4771b0ad1b933be552d149caf152e13a42f4
[INFO] testing sjeohp/waveform_space against beta-2024-01-09 for beta-1.76-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsjeohp%2Fwaveform_space" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sjeohp/waveform_space on toolchain beta-2024-01-09
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sjeohp/waveform_space
[INFO] finished tweaking git repo https://github.com/sjeohp/waveform_space
[INFO] tweaked toml for git repo https://github.com/sjeohp/waveform_space written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/sjeohp/waveform_space 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" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b85edc6c32439f8a2f7e113ee6b8644fd631ad2bb9aef09309fa183fb06003e
[INFO] running `Command { std: "docker" "start" "-a" "5b85edc6c32439f8a2f7e113ee6b8644fd631ad2bb9aef09309fa183fb06003e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b85edc6c32439f8a2f7e113ee6b8644fd631ad2bb9aef09309fa183fb06003e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b85edc6c32439f8a2f7e113ee6b8644fd631ad2bb9aef09309fa183fb06003e", kill_on_drop: false }`
[INFO] [stdout] 5b85edc6c32439f8a2f7e113ee6b8644fd631ad2bb9aef09309fa183fb06003e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 147083d3a26fe478b0ebc33c8467554c2655d86e507d922ed6085cf3d6105294
[INFO] running `Command { std: "docker" "start" "-a" "147083d3a26fe478b0ebc33c8467554c2655d86e507d922ed6085cf3d6105294", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling rustc-serialize v0.3.23
[INFO] [stderr]    Compiling stream-dct v0.1.0
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.23/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num-integer v0.1.33
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "147083d3a26fe478b0ebc33c8467554c2655d86e507d922ed6085cf3d6105294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147083d3a26fe478b0ebc33c8467554c2655d86e507d922ed6085cf3d6105294", kill_on_drop: false }`
[INFO] [stdout] 147083d3a26fe478b0ebc33c8467554c2655d86e507d922ed6085cf3d6105294
