[INFO] fetching crate safe_wren 0.1.0...
[INFO] testing safe_wren-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate safe_wren 0.1.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate safe_wren 0.1.0 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 safe_wren 0.1.0
[INFO] finished tweaking crates.io crate safe_wren 0.1.0
[INFO] tweaked toml for crates.io crate safe_wren 0.1.0 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] crate crates.io crate safe_wren 0.1.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] c1f65394392d45962522b3fef5c737fef26904156a86bfca9c6f318f5d156857
[INFO] running `Command { std: "docker" "start" "-a" "c1f65394392d45962522b3fef5c737fef26904156a86bfca9c6f318f5d156857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1f65394392d45962522b3fef5c737fef26904156a86bfca9c6f318f5d156857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f65394392d45962522b3fef5c737fef26904156a86bfca9c6f318f5d156857", kill_on_drop: false }`
[INFO] [stdout] c1f65394392d45962522b3fef5c737fef26904156a86bfca9c6f318f5d156857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] e045ef8ed291f891d4cf8e4812644f866144258400d30ebd4659b88616096a49
[INFO] running `Command { std: "docker" "start" "-a" "e045ef8ed291f891d4cf8e4812644f866144258400d30ebd4659b88616096a49", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling safe_wren v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.65s
[INFO] running `Command { std: "docker" "inspect" "e045ef8ed291f891d4cf8e4812644f866144258400d30ebd4659b88616096a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e045ef8ed291f891d4cf8e4812644f866144258400d30ebd4659b88616096a49", kill_on_drop: false }`
[INFO] [stdout] e045ef8ed291f891d4cf8e4812644f866144258400d30ebd4659b88616096a49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] eb25d195dedb28680fbf4b5df0fd7a6b4aed71dd0fde709fda1c83d982d9b128
[INFO] running `Command { std: "docker" "start" "-a" "eb25d195dedb28680fbf4b5df0fd7a6b4aed71dd0fde709fda1c83d982d9b128", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_wren v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "eb25d195dedb28680fbf4b5df0fd7a6b4aed71dd0fde709fda1c83d982d9b128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb25d195dedb28680fbf4b5df0fd7a6b4aed71dd0fde709fda1c83d982d9b128", kill_on_drop: false }`
[INFO] [stdout] eb25d195dedb28680fbf4b5df0fd7a6b4aed71dd0fde709fda1c83d982d9b128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 47245ad406cd3dfb34848c1b25fb19d26646b3e8ec2e9db3cd732636e8ca8998
[INFO] running `Command { std: "docker" "start" "-a" "47245ad406cd3dfb34848c1b25fb19d26646b3e8ec2e9db3cd732636e8ca8998", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safe_wren-630dd870e4b57abe)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test vm::tests::value_num_hash_unique ... ok
[INFO] [stdout] test float_to_string::tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wren_debug-9127963f2a9f670f)
[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 unittests (/opt/rustwide/target/debug/deps/wren_test-328f00bd149da8b3)
[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]    Doc-tests safe_wren
[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" "47245ad406cd3dfb34848c1b25fb19d26646b3e8ec2e9db3cd732636e8ca8998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47245ad406cd3dfb34848c1b25fb19d26646b3e8ec2e9db3cd732636e8ca8998", kill_on_drop: false }`
[INFO] [stdout] 47245ad406cd3dfb34848c1b25fb19d26646b3e8ec2e9db3cd732636e8ca8998