[INFO] fetching crate file_systems 0.2.0...
[INFO] testing file_systems-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate file_systems 0.2.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate file_systems 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 file_systems 0.2.0
[INFO] finished tweaking crates.io crate file_systems 0.2.0
[INFO] tweaked toml for crates.io crate file_systems 0.2.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate file_systems 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db3c502933788a0dd661573d0d4bb9e964e603a0ad0fa83ca23e2ec8c0c8fe2d
[INFO] running `Command { std: "docker" "start" "-a" "db3c502933788a0dd661573d0d4bb9e964e603a0ad0fa83ca23e2ec8c0c8fe2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db3c502933788a0dd661573d0d4bb9e964e603a0ad0fa83ca23e2ec8c0c8fe2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3c502933788a0dd661573d0d4bb9e964e603a0ad0fa83ca23e2ec8c0c8fe2d", kill_on_drop: false }`
[INFO] [stdout] db3c502933788a0dd661573d0d4bb9e964e603a0ad0fa83ca23e2ec8c0c8fe2d
[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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd5f19d771f19894182ebad23e1471ee69fdbae795388d519453376e10f1d9e5
[INFO] running `Command { std: "docker" "start" "-a" "cd5f19d771f19894182ebad23e1471ee69fdbae795388d519453376e10f1d9e5", 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] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling file_systems v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "cd5f19d771f19894182ebad23e1471ee69fdbae795388d519453376e10f1d9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5f19d771f19894182ebad23e1471ee69fdbae795388d519453376e10f1d9e5", kill_on_drop: false }`
[INFO] [stdout] cd5f19d771f19894182ebad23e1471ee69fdbae795388d519453376e10f1d9e5
[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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf54e0af5aaa3131f6bb9491927701ce08584873c276828669ed26b8e424b7d1
[INFO] running `Command { std: "docker" "start" "-a" "bf54e0af5aaa3131f6bb9491927701ce08584873c276828669ed26b8e424b7d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling file_systems v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "bf54e0af5aaa3131f6bb9491927701ce08584873c276828669ed26b8e424b7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf54e0af5aaa3131f6bb9491927701ce08584873c276828669ed26b8e424b7d1", kill_on_drop: false }`
[INFO] [stdout] bf54e0af5aaa3131f6bb9491927701ce08584873c276828669ed26b8e424b7d1
[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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56489b6407cc3d81e38dd3035d33d019551bc73dfef5384564bbe50fd5cdaa7c
[INFO] running `Command { std: "docker" "start" "-a" "56489b6407cc3d81e38dd3035d33d019551bc73dfef5384564bbe50fd5cdaa7c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/file_systems-546d7a22d89c39e7)
[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/file_systems-a4cd6ab592277e7d)
[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 file_systems
[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" "56489b6407cc3d81e38dd3035d33d019551bc73dfef5384564bbe50fd5cdaa7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56489b6407cc3d81e38dd3035d33d019551bc73dfef5384564bbe50fd5cdaa7c", kill_on_drop: false }`
[INFO] [stdout] 56489b6407cc3d81e38dd3035d33d019551bc73dfef5384564bbe50fd5cdaa7c