[INFO] fetching crate gnu-ln 0.2.0...
[INFO] testing gnu-ln-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate gnu-ln 0.2.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate gnu-ln 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 gnu-ln 0.2.0
[INFO] finished tweaking crates.io crate gnu-ln 0.2.0
[INFO] tweaked toml for crates.io crate gnu-ln 0.2.0 written to /workspace/builds/worker-24/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] 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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] baa487b9a738689b2212a2ac87209da79d3746233def47e80b60f630556907f5
[INFO] running `Command { std: "docker" "start" "-a" "baa487b9a738689b2212a2ac87209da79d3746233def47e80b60f630556907f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baa487b9a738689b2212a2ac87209da79d3746233def47e80b60f630556907f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa487b9a738689b2212a2ac87209da79d3746233def47e80b60f630556907f5", kill_on_drop: false }`
[INFO] [stdout] baa487b9a738689b2212a2ac87209da79d3746233def47e80b60f630556907f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 1acacff35b0af22b2e473ff2bbbc13f69d76c32de1e68c1bb371da4f592fdc1b
[INFO] running `Command { std: "docker" "start" "-a" "1acacff35b0af22b2e473ff2bbbc13f69d76c32de1e68c1bb371da4f592fdc1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling gnu-ln v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "1acacff35b0af22b2e473ff2bbbc13f69d76c32de1e68c1bb371da4f592fdc1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1acacff35b0af22b2e473ff2bbbc13f69d76c32de1e68c1bb371da4f592fdc1b", kill_on_drop: false }`
[INFO] [stdout] 1acacff35b0af22b2e473ff2bbbc13f69d76c32de1e68c1bb371da4f592fdc1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] a3e21c3dad33b51ea06d003bbf49f785f9f594f33259a980491c618fc424e688
[INFO] running `Command { std: "docker" "start" "-a" "a3e21c3dad33b51ea06d003bbf49f785f9f594f33259a980491c618fc424e688", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gnu-ln v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "a3e21c3dad33b51ea06d003bbf49f785f9f594f33259a980491c618fc424e688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e21c3dad33b51ea06d003bbf49f785f9f594f33259a980491c618fc424e688", kill_on_drop: false }`
[INFO] [stdout] a3e21c3dad33b51ea06d003bbf49f785f9f594f33259a980491c618fc424e688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 59589f81cb29ed1b9fe8ca01ec874acc99fa164e5ace4653e0cf4c8b0ab3c4b3
[INFO] running `Command { std: "docker" "start" "-a" "59589f81cb29ed1b9fe8ca01ec874acc99fa164e5ace4653e0cf4c8b0ab3c4b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gnu_ln-e8cd3a7f5eac7644)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] ln: failed to create symbolic link 'some.txt': Read-only file system
[INFO] [stderr] ln: failed to create symbolic link 'some.txt': Read-only file system
[INFO] [stderr] unlink: cannot unlink 'some.txt': Read-only file system
[INFO] [stdout] test tests::test_link_and_unlink ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gnu-ln
[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" "59589f81cb29ed1b9fe8ca01ec874acc99fa164e5ace4653e0cf4c8b0ab3c4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59589f81cb29ed1b9fe8ca01ec874acc99fa164e5ace4653e0cf4c8b0ab3c4b3", kill_on_drop: false }`
[INFO] [stdout] 59589f81cb29ed1b9fe8ca01ec874acc99fa164e5ace4653e0cf4c8b0ab3c4b3