[INFO] fetching crate lex 0.5.0...
[INFO] testing lex-0.5.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate lex 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lex 0.5.0 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 lex 0.5.0
[INFO] finished tweaking crates.io crate lex 0.5.0
[INFO] tweaked toml for crates.io crate lex 0.5.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4682f20e8100f48c9e8b6042acef0fb0a2f896eee9f0a379a3b0a2b007d6b4d9
[INFO] running `Command { std: "docker" "start" "-a" "4682f20e8100f48c9e8b6042acef0fb0a2f896eee9f0a379a3b0a2b007d6b4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4682f20e8100f48c9e8b6042acef0fb0a2f896eee9f0a379a3b0a2b007d6b4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4682f20e8100f48c9e8b6042acef0fb0a2f896eee9f0a379a3b0a2b007d6b4d9", kill_on_drop: false }`
[INFO] [stdout] 4682f20e8100f48c9e8b6042acef0fb0a2f896eee9f0a379a3b0a2b007d6b4d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 761b49141e395d3f528c8e4a4292d4c11267529e72b24df48510418e7da388cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "761b49141e395d3f528c8e4a4292d4c11267529e72b24df48510418e7da388cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling lex v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "761b49141e395d3f528c8e4a4292d4c11267529e72b24df48510418e7da388cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761b49141e395d3f528c8e4a4292d4c11267529e72b24df48510418e7da388cf", kill_on_drop: false }`
[INFO] [stdout] 761b49141e395d3f528c8e4a4292d4c11267529e72b24df48510418e7da388cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 255c7efb326ab2ff1b555909f2782ea16190fad99d7195e309025bb3a16be8bd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "255c7efb326ab2ff1b555909f2782ea16190fad99d7195e309025bb3a16be8bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling lex v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "255c7efb326ab2ff1b555909f2782ea16190fad99d7195e309025bb3a16be8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "255c7efb326ab2ff1b555909f2782ea16190fad99d7195e309025bb3a16be8bd", kill_on_drop: false }`
[INFO] [stdout] 255c7efb326ab2ff1b555909f2782ea16190fad99d7195e309025bb3a16be8bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 4f39ae06a5acc81e5e1516e0f1588187056aa2c472f33366496dd4e727346be8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f39ae06a5acc81e5e1516e0f1588187056aa2c472f33366496dd4e727346be8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lex-ad6f8611f809033f)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test kind_tests::display ... ok
[INFO] [stdout] test lex_tests::export_tokens ... ok
[INFO] [stdout] test lex_tests::display ... ok
[INFO] [stdout] test token_tests::display ... ok
[INFO] [stdout] test lex_tests::properties ... ok
[INFO] [stdout] test token_tests::properties ... 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] [stderr]    Doc-tests lex
[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" "4f39ae06a5acc81e5e1516e0f1588187056aa2c472f33366496dd4e727346be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f39ae06a5acc81e5e1516e0f1588187056aa2c472f33366496dd4e727346be8", kill_on_drop: false }`
[INFO] [stdout] 4f39ae06a5acc81e5e1516e0f1588187056aa2c472f33366496dd4e727346be8