[INFO] fetching crate r50 0.14.1...
[INFO] testing r50-0.14.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate r50 0.14.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate r50 0.14.1 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 r50 0.14.1
[INFO] finished tweaking crates.io crate r50 0.14.1
[INFO] tweaked toml for crates.io crate r50 0.14.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate r50 0.14.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.84
[INFO] [stderr]   Downloaded zeros v10.0.2
[INFO] [stderr]   Downloaded blackhole v0.18.0
[INFO] [stderr]   Downloaded binn-ir v0.15.0
[INFO] [stderr]   Downloaded udsx v0.9.0
[INFO] [stderr]   Downloaded dia-args v0.54.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 90cdc23dafe90e8afcd1d73ff01bd05da9fb9e6c88325ca0448ee25658d53a39
[INFO] running `Command { std: "docker" "start" "-a" "90cdc23dafe90e8afcd1d73ff01bd05da9fb9e6c88325ca0448ee25658d53a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90cdc23dafe90e8afcd1d73ff01bd05da9fb9e6c88325ca0448ee25658d53a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90cdc23dafe90e8afcd1d73ff01bd05da9fb9e6c88325ca0448ee25658d53a39", kill_on_drop: false }`
[INFO] [stdout] 90cdc23dafe90e8afcd1d73ff01bd05da9fb9e6c88325ca0448ee25658d53a39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] e2ea7e6df3d6ad1565a20f2234699e5454397b7266282d60e53853f8766bc423
[INFO] running `Command { std: "docker" "start" "-a" "e2ea7e6df3d6ad1565a20f2234699e5454397b7266282d60e53853f8766bc423", kill_on_drop: false }`
[INFO] [stderr]    Compiling dia-args v0.54.0
[INFO] [stderr]    Compiling r50 v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "e2ea7e6df3d6ad1565a20f2234699e5454397b7266282d60e53853f8766bc423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ea7e6df3d6ad1565a20f2234699e5454397b7266282d60e53853f8766bc423", kill_on_drop: false }`
[INFO] [stdout] e2ea7e6df3d6ad1565a20f2234699e5454397b7266282d60e53853f8766bc423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 132d8fe0875dc63f2432c940daca59ddef51c6e4a5025b79ae0647d69ecfeac4
[INFO] running `Command { std: "docker" "start" "-a" "132d8fe0875dc63f2432c940daca59ddef51c6e4a5025b79ae0647d69ecfeac4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling udsx v0.9.0
[INFO] [stderr]    Compiling r50 v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "132d8fe0875dc63f2432c940daca59ddef51c6e4a5025b79ae0647d69ecfeac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "132d8fe0875dc63f2432c940daca59ddef51c6e4a5025b79ae0647d69ecfeac4", kill_on_drop: false }`
[INFO] [stdout] 132d8fe0875dc63f2432c940daca59ddef51c6e4a5025b79ae0647d69ecfeac4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 4b54e161378b20c8ccc7b6c53c9c987afceda7dc882349143b4a71a5da8796ba
[INFO] running `Command { std: "docker" "start" "-a" "4b54e161378b20c8ccc7b6c53c9c987afceda7dc882349143b4a71a5da8796ba", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/r50-4f039294504bc36a)
[INFO] [stdout] test test_crate_version ... ok
[INFO] [stderr]    Doc-tests r50
[INFO] [stdout] test tests ... 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] [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" "4b54e161378b20c8ccc7b6c53c9c987afceda7dc882349143b4a71a5da8796ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b54e161378b20c8ccc7b6c53c9c987afceda7dc882349143b4a71a5da8796ba", kill_on_drop: false }`
[INFO] [stdout] 4b54e161378b20c8ccc7b6c53c9c987afceda7dc882349143b4a71a5da8796ba