[INFO] fetching crate mtd 0.1.0...
[INFO] testing mtd-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mtd 0.1.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate mtd 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mtd 0.1.0
[INFO] finished tweaking crates.io crate mtd 0.1.0
[INFO] tweaked toml for crates.io crate mtd 0.1.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f5951d410741589d0ac58f0191469078a05fa59a0fd76125a5a80dc93f2e682
[INFO] running `Command { std: "docker" "start" "-a" "3f5951d410741589d0ac58f0191469078a05fa59a0fd76125a5a80dc93f2e682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f5951d410741589d0ac58f0191469078a05fa59a0fd76125a5a80dc93f2e682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5951d410741589d0ac58f0191469078a05fa59a0fd76125a5a80dc93f2e682", kill_on_drop: false }`
[INFO] [stdout] 3f5951d410741589d0ac58f0191469078a05fa59a0fd76125a5a80dc93f2e682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 809ad3e0bd8c0f9e8e484f90d01db0fe29a6dec62801a39872e77c896ce0ba36
[INFO] running `Command { std: "docker" "start" "-a" "809ad3e0bd8c0f9e8e484f90d01db0fe29a6dec62801a39872e77c896ce0ba36", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "809ad3e0bd8c0f9e8e484f90d01db0fe29a6dec62801a39872e77c896ce0ba36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809ad3e0bd8c0f9e8e484f90d01db0fe29a6dec62801a39872e77c896ce0ba36", kill_on_drop: false }`
[INFO] [stdout] 809ad3e0bd8c0f9e8e484f90d01db0fe29a6dec62801a39872e77c896ce0ba36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f1e9d4bcf69b6eb9137b88da249528b2fd1f96ec172350174751e35684b0ce0
[INFO] running `Command { std: "docker" "start" "-a" "0f1e9d4bcf69b6eb9137b88da249528b2fd1f96ec172350174751e35684b0ce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mtd-4688f90442498859)
[INFO] running `Command { std: "docker" "inspect" "0f1e9d4bcf69b6eb9137b88da249528b2fd1f96ec172350174751e35684b0ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1e9d4bcf69b6eb9137b88da249528b2fd1f96ec172350174751e35684b0ce0", kill_on_drop: false }`
[INFO] [stdout] 0f1e9d4bcf69b6eb9137b88da249528b2fd1f96ec172350174751e35684b0ce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e79a0adbba99decc949700560d7295c0065bdc3e14356802fee331d23a95696a
[INFO] running `Command { std: "docker" "start" "-a" "e79a0adbba99decc949700560d7295c0065bdc3e14356802fee331d23a95696a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mtd-4688f90442498859)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests mtd
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "e79a0adbba99decc949700560d7295c0065bdc3e14356802fee331d23a95696a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e79a0adbba99decc949700560d7295c0065bdc3e14356802fee331d23a95696a", kill_on_drop: false }`
[INFO] [stdout] e79a0adbba99decc949700560d7295c0065bdc3e14356802fee331d23a95696a