[INFO] fetching crate itoa 0.4.8...
[INFO] testing itoa-0.4.8 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate itoa 0.4.8 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate itoa 0.4.8 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate itoa 0.4.8
[INFO] finished tweaking crates.io crate itoa 0.4.8
[INFO] tweaked toml for crates.io crate itoa 0.4.8 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de21954b6174c7193d80e745caf8cce8cf4db6c67b688b0ba3d46659879e7907
[INFO] running `Command { std: "docker" "start" "-a" "de21954b6174c7193d80e745caf8cce8cf4db6c67b688b0ba3d46659879e7907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de21954b6174c7193d80e745caf8cce8cf4db6c67b688b0ba3d46659879e7907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de21954b6174c7193d80e745caf8cce8cf4db6c67b688b0ba3d46659879e7907", kill_on_drop: false }`
[INFO] [stdout] de21954b6174c7193d80e745caf8cce8cf4db6c67b688b0ba3d46659879e7907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22008bf1c59ff9c22120a6829add4011ad476a314bcd6e5dfd45df68fc5f4c2d
[INFO] running `Command { std: "docker" "start" "-a" "22008bf1c59ff9c22120a6829add4011ad476a314bcd6e5dfd45df68fc5f4c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "22008bf1c59ff9c22120a6829add4011ad476a314bcd6e5dfd45df68fc5f4c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22008bf1c59ff9c22120a6829add4011ad476a314bcd6e5dfd45df68fc5f4c2d", kill_on_drop: false }`
[INFO] [stdout] 22008bf1c59ff9c22120a6829add4011ad476a314bcd6e5dfd45df68fc5f4c2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 411f7cee3bf9f40a952f78f8dd9bc34724a02f42db86a332a5af64da032d360a
[INFO] running `Command { std: "docker" "start" "-a" "411f7cee3bf9f40a952f78f8dd9bc34724a02f42db86a332a5af64da032d360a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling itoa v0.4.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "411f7cee3bf9f40a952f78f8dd9bc34724a02f42db86a332a5af64da032d360a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "411f7cee3bf9f40a952f78f8dd9bc34724a02f42db86a332a5af64da032d360a", kill_on_drop: false }`
[INFO] [stdout] 411f7cee3bf9f40a952f78f8dd9bc34724a02f42db86a332a5af64da032d360a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b383166bd8f9aec8de170b72c11da4ad242f2f3bf2939005b25014505efea898
[INFO] running `Command { std: "docker" "start" "-a" "b383166bd8f9aec8de170b72c11da4ad242f2f3bf2939005b25014505efea898", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/itoa-acc5f17ac77f8658)
[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/test.rs (/opt/rustwide/target/debug/deps/test-7495a16bd5d2451e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]    Doc-tests itoa
[INFO] [stdout] test test_i16_0 ... ok
[INFO] [stdout] test test_i16_min ... ok
[INFO] [stdout] test test_i64_min ... ok
[INFO] [stdout] test test_u64_0 ... ok
[INFO] [stdout] test test_u64_max ... ok
[INFO] [stdout] test test_u64_half ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - Buffer (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b383166bd8f9aec8de170b72c11da4ad242f2f3bf2939005b25014505efea898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b383166bd8f9aec8de170b72c11da4ad242f2f3bf2939005b25014505efea898", kill_on_drop: false }`
[INFO] [stdout] b383166bd8f9aec8de170b72c11da4ad242f2f3bf2939005b25014505efea898