[INFO] fetching crate mtcap 0.2.0...
[INFO] testing mtcap-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate mtcap 0.2.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate mtcap 0.2.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mtcap 0.2.0
[INFO] finished tweaking crates.io crate mtcap 0.2.0
[INFO] tweaked toml for crates.io crate mtcap 0.2.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4a906af8d2b6f7df4d8a2d24769e97b9ebee8ddb6ec778c1f542865f59a4030
[INFO] running `Command { std: "docker" "start" "-a" "c4a906af8d2b6f7df4d8a2d24769e97b9ebee8ddb6ec778c1f542865f59a4030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4a906af8d2b6f7df4d8a2d24769e97b9ebee8ddb6ec778c1f542865f59a4030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a906af8d2b6f7df4d8a2d24769e97b9ebee8ddb6ec778c1f542865f59a4030", kill_on_drop: false }`
[INFO] [stdout] c4a906af8d2b6f7df4d8a2d24769e97b9ebee8ddb6ec778c1f542865f59a4030
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca47b1841a644a15f9f738c6c4aa3e378b0f6e1d9193ed01b4ce18bae45f74a7
[INFO] running `Command { std: "docker" "start" "-a" "ca47b1841a644a15f9f738c6c4aa3e378b0f6e1d9193ed01b4ce18bae45f74a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling mtcap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.47s
[INFO] running `Command { std: "docker" "inspect" "ca47b1841a644a15f9f738c6c4aa3e378b0f6e1d9193ed01b4ce18bae45f74a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca47b1841a644a15f9f738c6c4aa3e378b0f6e1d9193ed01b4ce18bae45f74a7", kill_on_drop: false }`
[INFO] [stdout] ca47b1841a644a15f9f738c6c4aa3e378b0f6e1d9193ed01b4ce18bae45f74a7
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc7413e806daf93a5e23e23e35bdc08832a54b381fd28cbe6767203fede28422
[INFO] running `Command { std: "docker" "start" "-a" "fc7413e806daf93a5e23e23e35bdc08832a54b381fd28cbe6767203fede28422", kill_on_drop: false }`
[INFO] [stderr]    Compiling mtcap v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "fc7413e806daf93a5e23e23e35bdc08832a54b381fd28cbe6767203fede28422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc7413e806daf93a5e23e23e35bdc08832a54b381fd28cbe6767203fede28422", kill_on_drop: false }`
[INFO] [stdout] fc7413e806daf93a5e23e23e35bdc08832a54b381fd28cbe6767203fede28422
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d06c30319e24ba2cec95ca5f26495d29a2db58ad0e96dc70958fb980e2a7d00c
[INFO] running `Command { std: "docker" "start" "-a" "d06c30319e24ba2cec95ca5f26495d29a2db58ad0e96dc70958fb980e2a7d00c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mtcap-1265161a4968dcd5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test devices::test_devices::test_from_string ... 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] [stderr]    Doc-tests mtcap
[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" "d06c30319e24ba2cec95ca5f26495d29a2db58ad0e96dc70958fb980e2a7d00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d06c30319e24ba2cec95ca5f26495d29a2db58ad0e96dc70958fb980e2a7d00c", kill_on_drop: false }`
[INFO] [stdout] d06c30319e24ba2cec95ca5f26495d29a2db58ad0e96dc70958fb980e2a7d00c