[INFO] fetching crate fs_collections 0.1.0...
[INFO] testing fs_collections-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate fs_collections 0.1.0 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate fs_collections 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fs_collections 0.1.0
[INFO] finished tweaking crates.io crate fs_collections 0.1.0
[INFO] tweaked toml for crates.io crate fs_collections 0.1.0 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "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-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee0af3cabe2215e207ab85aab1a42c87334632e8118c7cd2f58f2272434e59b7
[INFO] running `Command { std: "docker" "start" "-a" "ee0af3cabe2215e207ab85aab1a42c87334632e8118c7cd2f58f2272434e59b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee0af3cabe2215e207ab85aab1a42c87334632e8118c7cd2f58f2272434e59b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee0af3cabe2215e207ab85aab1a42c87334632e8118c7cd2f58f2272434e59b7", kill_on_drop: false }`
[INFO] [stdout] ee0af3cabe2215e207ab85aab1a42c87334632e8118c7cd2f58f2272434e59b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cd800ddaa4c6f50f404566f807a32ef916e0daf7224d602a0b1e07cdb50c0f5
[INFO] running `Command { std: "docker" "start" "-a" "7cd800ddaa4c6f50f404566f807a32ef916e0daf7224d602a0b1e07cdb50c0f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs_collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "7cd800ddaa4c6f50f404566f807a32ef916e0daf7224d602a0b1e07cdb50c0f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd800ddaa4c6f50f404566f807a32ef916e0daf7224d602a0b1e07cdb50c0f5", kill_on_drop: false }`
[INFO] [stdout] 7cd800ddaa4c6f50f404566f807a32ef916e0daf7224d602a0b1e07cdb50c0f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 870ba527a2c3fa57271a5708cc586f58d08b146c2d5e4c12d5d82c06b54839c2
[INFO] running `Command { std: "docker" "start" "-a" "870ba527a2c3fa57271a5708cc586f58d08b146c2d5e4c12d5d82c06b54839c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs_collections v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "870ba527a2c3fa57271a5708cc586f58d08b146c2d5e4c12d5d82c06b54839c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870ba527a2c3fa57271a5708cc586f58d08b146c2d5e4c12d5d82c06b54839c2", kill_on_drop: false }`
[INFO] [stdout] 870ba527a2c3fa57271a5708cc586f58d08b146c2d5e4c12d5d82c06b54839c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f5fbac05e54dffd54ed839ac6137cdc3eb298d55b01b838d42b5f76b268d986
[INFO] running `Command { std: "docker" "start" "-a" "4f5fbac05e54dffd54ed839ac6137cdc3eb298d55b01b838d42b5f76b268d986", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fs_collections-1b65904035618a73)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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 fs_collections
[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" "4f5fbac05e54dffd54ed839ac6137cdc3eb298d55b01b838d42b5f76b268d986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f5fbac05e54dffd54ed839ac6137cdc3eb298d55b01b838d42b5f76b268d986", kill_on_drop: false }`
[INFO] [stdout] 4f5fbac05e54dffd54ed839ac6137cdc3eb298d55b01b838d42b5f76b268d986