[INFO] fetching crate optional-error 0.1.1...
[INFO] testing optional-error-0.1.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate optional-error 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate optional-error 0.1.1
[INFO] finished tweaking crates.io crate optional-error 0.1.1
[INFO] tweaked toml for crates.io crate optional-error 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate optional-error 0.1.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bfb283929ca0b733ca179ceb7fc1efa74c585a232d8c49cdbc8cc7dc3c98bbd6
[INFO] running `Command { std: "docker" "start" "-a" "bfb283929ca0b733ca179ceb7fc1efa74c585a232d8c49cdbc8cc7dc3c98bbd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bfb283929ca0b733ca179ceb7fc1efa74c585a232d8c49cdbc8cc7dc3c98bbd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb283929ca0b733ca179ceb7fc1efa74c585a232d8c49cdbc8cc7dc3c98bbd6", kill_on_drop: false }`
[INFO] [stdout] bfb283929ca0b733ca179ceb7fc1efa74c585a232d8c49cdbc8cc7dc3c98bbd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15524b67f1df9aa9901099e2c89edfdfd6ba60634ebac255b59ebbab8baad7f1
[INFO] running `Command { std: "docker" "start" "-a" "15524b67f1df9aa9901099e2c89edfdfd6ba60634ebac255b59ebbab8baad7f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling optional-error v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "15524b67f1df9aa9901099e2c89edfdfd6ba60634ebac255b59ebbab8baad7f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15524b67f1df9aa9901099e2c89edfdfd6ba60634ebac255b59ebbab8baad7f1", kill_on_drop: false }`
[INFO] [stdout] 15524b67f1df9aa9901099e2c89edfdfd6ba60634ebac255b59ebbab8baad7f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 040d8b1959bfc53c6a4cb12fec640faeab92c2c20803d47c450cce875107474c
[INFO] running `Command { std: "docker" "start" "-a" "040d8b1959bfc53c6a4cb12fec640faeab92c2c20803d47c450cce875107474c", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional-error v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "040d8b1959bfc53c6a4cb12fec640faeab92c2c20803d47c450cce875107474c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040d8b1959bfc53c6a4cb12fec640faeab92c2c20803d47c450cce875107474c", kill_on_drop: false }`
[INFO] [stdout] 040d8b1959bfc53c6a4cb12fec640faeab92c2c20803d47c450cce875107474c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5b25a4b547db020c8ed70573877d1ddfa27b589307b286ab178d41ceeaf40ca
[INFO] running `Command { std: "docker" "start" "-a" "f5b25a4b547db020c8ed70573877d1ddfa27b589307b286ab178d41ceeaf40ca", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optional_error-077e5820963d7ee4)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::should_replace ... ok
[INFO] [stdout] test tests::should_combine ... ok
[INFO] [stdout] test tests::should_take ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optional_error
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "f5b25a4b547db020c8ed70573877d1ddfa27b589307b286ab178d41ceeaf40ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b25a4b547db020c8ed70573877d1ddfa27b589307b286ab178d41ceeaf40ca", kill_on_drop: false }`
[INFO] [stdout] f5b25a4b547db020c8ed70573877d1ddfa27b589307b286ab178d41ceeaf40ca
