[INFO] fetching crate alpc 1.0.1...
[INFO] testing alpc-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate alpc 1.0.1 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate alpc 1.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alpc 1.0.1
[INFO] finished tweaking crates.io crate alpc 1.0.1
[INFO] tweaked toml for crates.io crate alpc 1.0.1 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] crate crates.io crate alpc 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17f44dd248238cb0a17bf4ce4ff8f368da4f38b086bb46f7afe21e4c33b4e2bc
[INFO] running `Command { std: "docker" "start" "-a" "17f44dd248238cb0a17bf4ce4ff8f368da4f38b086bb46f7afe21e4c33b4e2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17f44dd248238cb0a17bf4ce4ff8f368da4f38b086bb46f7afe21e4c33b4e2bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f44dd248238cb0a17bf4ce4ff8f368da4f38b086bb46f7afe21e4c33b4e2bc", kill_on_drop: false }`
[INFO] [stdout] 17f44dd248238cb0a17bf4ce4ff8f368da4f38b086bb46f7afe21e4c33b4e2bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1070a2b4e56d54678c948465a0d0c0585f0d2c1acd37e69088ebabb082601927
[INFO] running `Command { std: "docker" "start" "-a" "1070a2b4e56d54678c948465a0d0c0585f0d2c1acd37e69088ebabb082601927", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling alpc v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.44s
[INFO] running `Command { std: "docker" "inspect" "1070a2b4e56d54678c948465a0d0c0585f0d2c1acd37e69088ebabb082601927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1070a2b4e56d54678c948465a0d0c0585f0d2c1acd37e69088ebabb082601927", kill_on_drop: false }`
[INFO] [stdout] 1070a2b4e56d54678c948465a0d0c0585f0d2c1acd37e69088ebabb082601927
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97bfa5544a23eb1c63a54308eb0bf1bbcfe1b733912f7b4112795aee4dc2e990
[INFO] running `Command { std: "docker" "start" "-a" "97bfa5544a23eb1c63a54308eb0bf1bbcfe1b733912f7b4112795aee4dc2e990", kill_on_drop: false }`
[INFO] [stderr]    Compiling alpc v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "97bfa5544a23eb1c63a54308eb0bf1bbcfe1b733912f7b4112795aee4dc2e990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97bfa5544a23eb1c63a54308eb0bf1bbcfe1b733912f7b4112795aee4dc2e990", kill_on_drop: false }`
[INFO] [stdout] 97bfa5544a23eb1c63a54308eb0bf1bbcfe1b733912f7b4112795aee4dc2e990
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 956bc377e8cb60a0a23a5bf79cbe4765e394dd58eba86e1e894fe58b7c0bdb21
[INFO] running `Command { std: "docker" "start" "-a" "956bc377e8cb60a0a23a5bf79cbe4765e394dd58eba86e1e894fe58b7c0bdb21", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alpc-401afc8872a1379f)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alpc-9ede6e872111bf21)
[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_alphabetic.rs (/opt/rustwide/target/debug/deps/test_alphabetic-77b03c3ca9492575)
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_lowercase_input ... ok
[INFO] [stdout] test test_mixed_input ... ok
[INFO] [stdout] test test_space ... ok
[INFO] [stdout] test test_upper_case_output ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_numeric.rs (/opt/rustwide/target/debug/deps/test_numeric-a74f5cf23f9b4f88)
[INFO] [stderr]    Doc-tests alpc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test number_to_str ... 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] [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" "956bc377e8cb60a0a23a5bf79cbe4765e394dd58eba86e1e894fe58b7c0bdb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956bc377e8cb60a0a23a5bf79cbe4765e394dd58eba86e1e894fe58b7c0bdb21", kill_on_drop: false }`
[INFO] [stdout] 956bc377e8cb60a0a23a5bf79cbe4765e394dd58eba86e1e894fe58b7c0bdb21