[INFO] fetching crate rmw-utf8 0.0.6...
[INFO] testing rmw-utf8-0.0.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rmw-utf8 0.0.6 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate rmw-utf8 0.0.6 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rmw-utf8 0.0.6
[INFO] finished tweaking crates.io crate rmw-utf8 0.0.6
[INFO] tweaked toml for crates.io crate rmw-utf8 0.0.6 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twox-hash v1.6.2
[INFO] [stderr]   Downloaded speedy-derive v0.8.0
[INFO] [stderr]   Downloaded speedy v0.8.1
[INFO] [stderr]   Downloaded huffman-compress v0.6.1
[INFO] [stderr]   Downloaded ruzstd v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8cf2a33a125265c2c1096b5e2af97f3621afe0364a5bc25d8306da53f927d20
[INFO] running `Command { std: "docker" "start" "-a" "a8cf2a33a125265c2c1096b5e2af97f3621afe0364a5bc25d8306da53f927d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8cf2a33a125265c2c1096b5e2af97f3621afe0364a5bc25d8306da53f927d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8cf2a33a125265c2c1096b5e2af97f3621afe0364a5bc25d8306da53f927d20", kill_on_drop: false }`
[INFO] [stdout] a8cf2a33a125265c2c1096b5e2af97f3621afe0364a5bc25d8306da53f927d20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9cce06bed720cc484f8e749d6d6998d9806c3c2b96e7b34da0f313a4c649606
[INFO] running `Command { std: "docker" "start" "-a" "b9cce06bed720cc484f8e749d6d6998d9806c3c2b96e7b34da0f313a4c649606", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling utf8-width v0.1.5
[INFO] [stderr]    Compiling twox-hash v1.6.2
[INFO] [stderr]    Compiling ruzstd v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling huffman-compress v0.6.1
[INFO] [stderr]    Compiling speedy-derive v0.8.0
[INFO] [stderr]    Compiling speedy v0.8.1
[INFO] [stderr]    Compiling rmw-utf8 v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `Command { std: "docker" "inspect" "b9cce06bed720cc484f8e749d6d6998d9806c3c2b96e7b34da0f313a4c649606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9cce06bed720cc484f8e749d6d6998d9806c3c2b96e7b34da0f313a4c649606", kill_on_drop: false }`
[INFO] [stdout] b9cce06bed720cc484f8e749d6d6998d9806c3c2b96e7b34da0f313a4c649606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bd91bb2b2193c961c466c5313e4c100edf70e7d6cc387a76877baece5abf744
[INFO] running `Command { std: "docker" "start" "-a" "1bd91bb2b2193c961c466c5313e4c100edf70e7d6cc387a76877baece5abf744", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmw-utf8 v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "1bd91bb2b2193c961c466c5313e4c100edf70e7d6cc387a76877baece5abf744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd91bb2b2193c961c466c5313e4c100edf70e7d6cc387a76877baece5abf744", kill_on_drop: false }`
[INFO] [stdout] 1bd91bb2b2193c961c466c5313e4c100edf70e7d6cc387a76877baece5abf744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59ee677bacdf1245d50bfe9208383d263cfbc66b2bff72be87d1646edd78f5a4
[INFO] running `Command { std: "docker" "start" "-a" "59ee677bacdf1245d50bfe9208383d263cfbc66b2bff72be87d1646edd78f5a4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rmw_utf8-1f483b78c6c0eeee)
[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/main.rs (/opt/rustwide/target/debug/deps/main-13c2951bfae18d01)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.07s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/print.rs (/opt/rustwide/target/debug/deps/print-0228f64232ab2ce1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rmw-utf8
[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" "59ee677bacdf1245d50bfe9208383d263cfbc66b2bff72be87d1646edd78f5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ee677bacdf1245d50bfe9208383d263cfbc66b2bff72be87d1646edd78f5a4", kill_on_drop: false }`
[INFO] [stdout] 59ee677bacdf1245d50bfe9208383d263cfbc66b2bff72be87d1646edd78f5a4