[INFO] fetching crate mime_serde_shim 0.2.2...
[INFO] testing mime_serde_shim-0.2.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mime_serde_shim 0.2.2 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate mime_serde_shim 0.2.2 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 mime_serde_shim 0.2.2
[INFO] finished tweaking crates.io crate mime_serde_shim 0.2.2
[INFO] tweaked toml for crates.io crate mime_serde_shim 0.2.2 written to /workspace/builds/worker-19/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] ca872d9c70f49452e68d8c9dc5d373dbf033e3fcb69764a9e10dd61606454641
[INFO] running `Command { std: "docker" "start" "-a" "ca872d9c70f49452e68d8c9dc5d373dbf033e3fcb69764a9e10dd61606454641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca872d9c70f49452e68d8c9dc5d373dbf033e3fcb69764a9e10dd61606454641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca872d9c70f49452e68d8c9dc5d373dbf033e3fcb69764a9e10dd61606454641", kill_on_drop: false }`
[INFO] [stdout] ca872d9c70f49452e68d8c9dc5d373dbf033e3fcb69764a9e10dd61606454641
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 622ea92fd9861146ea839dddad7ae52c465f9b6434ac986fd53a17dc69fc6409
[INFO] running `Command { std: "docker" "start" "-a" "622ea92fd9861146ea839dddad7ae52c465f9b6434ac986fd53a17dc69fc6409", kill_on_drop: false }`
[INFO] [stderr]    Compiling mime_serde_shim v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "622ea92fd9861146ea839dddad7ae52c465f9b6434ac986fd53a17dc69fc6409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "622ea92fd9861146ea839dddad7ae52c465f9b6434ac986fd53a17dc69fc6409", kill_on_drop: false }`
[INFO] [stdout] 622ea92fd9861146ea839dddad7ae52c465f9b6434ac986fd53a17dc69fc6409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 8f3d462d88c05b76cf1e5746e49239d5f8815f2f968192247b24fc9f0d62643c
[INFO] running `Command { std: "docker" "start" "-a" "8f3d462d88c05b76cf1e5746e49239d5f8815f2f968192247b24fc9f0d62643c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling mime_serde_shim v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.39s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mime_serde_shim-15085cce94f9d3a2)
[INFO] running `Command { std: "docker" "inspect" "8f3d462d88c05b76cf1e5746e49239d5f8815f2f968192247b24fc9f0d62643c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f3d462d88c05b76cf1e5746e49239d5f8815f2f968192247b24fc9f0d62643c", kill_on_drop: false }`
[INFO] [stdout] 8f3d462d88c05b76cf1e5746e49239d5f8815f2f968192247b24fc9f0d62643c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] f06043204c69146c35a73268f82206be06b384912f1325b8dd0e990d0cad2bf1
[INFO] running `Command { std: "docker" "start" "-a" "f06043204c69146c35a73268f82206be06b384912f1325b8dd0e990d0cad2bf1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mime_serde_shim-15085cce94f9d3a2)
[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 mime_serde_shim
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f06043204c69146c35a73268f82206be06b384912f1325b8dd0e990d0cad2bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06043204c69146c35a73268f82206be06b384912f1325b8dd0e990d0cad2bf1", kill_on_drop: false }`
[INFO] [stdout] f06043204c69146c35a73268f82206be06b384912f1325b8dd0e990d0cad2bf1