[INFO] fetching crate mrt 0.2.0...
[INFO] testing mrt-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mrt 0.2.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate mrt 0.2.0 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 mrt 0.2.0
[INFO] finished tweaking crates.io crate mrt 0.2.0
[INFO] tweaked toml for crates.io crate mrt 0.2.0 written to /workspace/builds/worker-18/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] c49fd0c939e522aa88a82923cb7f7ffb60fb07a205b678b836d41a10673366fd
[INFO] running `Command { std: "docker" "start" "-a" "c49fd0c939e522aa88a82923cb7f7ffb60fb07a205b678b836d41a10673366fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c49fd0c939e522aa88a82923cb7f7ffb60fb07a205b678b836d41a10673366fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49fd0c939e522aa88a82923cb7f7ffb60fb07a205b678b836d41a10673366fd", kill_on_drop: false }`
[INFO] [stdout] c49fd0c939e522aa88a82923cb7f7ffb60fb07a205b678b836d41a10673366fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] f50bfacc4f596ae778101c4df3f4e9b90d76c160611cffd4331f781acfed4f4b
[INFO] running `Command { std: "docker" "start" "-a" "f50bfacc4f596ae778101c4df3f4e9b90d76c160611cffd4331f781acfed4f4b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling mrt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.48s
[INFO] running `Command { std: "docker" "inspect" "f50bfacc4f596ae778101c4df3f4e9b90d76c160611cffd4331f781acfed4f4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f50bfacc4f596ae778101c4df3f4e9b90d76c160611cffd4331f781acfed4f4b", kill_on_drop: false }`
[INFO] [stdout] f50bfacc4f596ae778101c4df3f4e9b90d76c160611cffd4331f781acfed4f4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 6088b3fa6655c1bd8c448d46bff199dcd1e5b378f239ddab8c7c912ec5e10d66
[INFO] running `Command { std: "docker" "start" "-a" "6088b3fa6655c1bd8c448d46bff199dcd1e5b378f239ddab8c7c912ec5e10d66", kill_on_drop: false }`
[INFO] [stderr]    Compiling mrt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "6088b3fa6655c1bd8c448d46bff199dcd1e5b378f239ddab8c7c912ec5e10d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6088b3fa6655c1bd8c448d46bff199dcd1e5b378f239ddab8c7c912ec5e10d66", kill_on_drop: false }`
[INFO] [stdout] 6088b3fa6655c1bd8c448d46bff199dcd1e5b378f239ddab8c7c912ec5e10d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 8ce3d10de525656fa168481881ca8804d1a2f715b5859121cc877a9157f0a3ae
[INFO] running `Command { std: "docker" "start" "-a" "8ce3d10de525656fa168481881ca8804d1a2f715b5859121cc877a9157f0a3ae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mrt-de79355853e0f84f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::correct_mrt_header ... ok
[INFO] [stdout] test tests::correct_peer_index_table ... ok
[INFO] [stdout] test tests::parse_example_without_errors ... 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 mrt
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - read_file_complete (line 653) ... ok
[INFO] [stdout] test src/lib.rs - MrtFile (line 680) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8ce3d10de525656fa168481881ca8804d1a2f715b5859121cc877a9157f0a3ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce3d10de525656fa168481881ca8804d1a2f715b5859121cc877a9157f0a3ae", kill_on_drop: false }`
[INFO] [stdout] 8ce3d10de525656fa168481881ca8804d1a2f715b5859121cc877a9157f0a3ae