[INFO] fetching crate unix_mode 0.1.1...
[INFO] testing unix_mode-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate unix_mode 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate unix_mode 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unix_mode 0.1.1
[INFO] finished tweaking crates.io crate unix_mode 0.1.1
[INFO] tweaked toml for crates.io crate unix_mode 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5068f6b5553aa3cd250d1c23879a20283d6d86d5964c78f3b003fcfae8249373
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5068f6b5553aa3cd250d1c23879a20283d6d86d5964c78f3b003fcfae8249373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5068f6b5553aa3cd250d1c23879a20283d6d86d5964c78f3b003fcfae8249373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5068f6b5553aa3cd250d1c23879a20283d6d86d5964c78f3b003fcfae8249373", kill_on_drop: false }`
[INFO] [stdout] 5068f6b5553aa3cd250d1c23879a20283d6d86d5964c78f3b003fcfae8249373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4afc4736b04a1b026b984c460427aff8913d3675d671a25106075b59d1f4092d
[INFO] running `Command { std: "docker" "start" "-a" "4afc4736b04a1b026b984c460427aff8913d3675d671a25106075b59d1f4092d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unix_mode v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "4afc4736b04a1b026b984c460427aff8913d3675d671a25106075b59d1f4092d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afc4736b04a1b026b984c460427aff8913d3675d671a25106075b59d1f4092d", kill_on_drop: false }`
[INFO] [stdout] 4afc4736b04a1b026b984c460427aff8913d3675d671a25106075b59d1f4092d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abbacb3dd4cfd59842b429bbe951118f14d65c9fa16d800029b7846143716321
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "abbacb3dd4cfd59842b429bbe951118f14d65c9fa16d800029b7846143716321", kill_on_drop: false }`
[INFO] [stderr]    Compiling unix_mode v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "abbacb3dd4cfd59842b429bbe951118f14d65c9fa16d800029b7846143716321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abbacb3dd4cfd59842b429bbe951118f14d65c9fa16d800029b7846143716321", kill_on_drop: false }`
[INFO] [stdout] abbacb3dd4cfd59842b429bbe951118f14d65c9fa16d800029b7846143716321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e391bd8b17d2607bce539524614c52bb753a1841082849379a067524ba7ecca4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e391bd8b17d2607bce539524614c52bb753a1841082849379a067524ba7ecca4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unix_mode-b22da1e1cf671a7d
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests unix_mode
[INFO] [stdout] test unix_tests::stat_existing_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - is_dir (line 58) ... ok
[INFO] [stdout] test src/lib.rs - is_file (line 48) ... ok
[INFO] [stdout] test src/lib.rs - is_symlink (line 68) ... ok
[INFO] [stdout] test src/lib.rs - to_string (line 100) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e391bd8b17d2607bce539524614c52bb753a1841082849379a067524ba7ecca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e391bd8b17d2607bce539524614c52bb753a1841082849379a067524ba7ecca4", kill_on_drop: false }`
[INFO] [stdout] e391bd8b17d2607bce539524614c52bb753a1841082849379a067524ba7ecca4