[INFO] fetching crate fff 0.3.1...
[INFO] testing fff-0.3.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate fff 0.3.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate fff 0.3.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fff 0.3.1
[INFO] finished tweaking crates.io crate fff 0.3.1
[INFO] tweaked toml for crates.io crate fff 0.3.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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" "+1.59.0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d73b1e1d5493ffa1addd172f4c242cb584106e2fc08a3efa399cf74b24ed8c3
[INFO] running `Command { std: "docker" "start" "-a" "5d73b1e1d5493ffa1addd172f4c242cb584106e2fc08a3efa399cf74b24ed8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d73b1e1d5493ffa1addd172f4c242cb584106e2fc08a3efa399cf74b24ed8c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d73b1e1d5493ffa1addd172f4c242cb584106e2fc08a3efa399cf74b24ed8c3", kill_on_drop: false }`
[INFO] [stdout] 5d73b1e1d5493ffa1addd172f4c242cb584106e2fc08a3efa399cf74b24ed8c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9f2c5e1b2ce7d526df7998f4f19c5efabed23e12b5b5cb65a988d2cdf3ab55e
[INFO] running `Command { std: "docker" "start" "-a" "c9f2c5e1b2ce7d526df7998f4f19c5efabed23e12b5b5cb65a988d2cdf3ab55e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling fff v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "c9f2c5e1b2ce7d526df7998f4f19c5efabed23e12b5b5cb65a988d2cdf3ab55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f2c5e1b2ce7d526df7998f4f19c5efabed23e12b5b5cb65a988d2cdf3ab55e", kill_on_drop: false }`
[INFO] [stdout] c9f2c5e1b2ce7d526df7998f4f19c5efabed23e12b5b5cb65a988d2cdf3ab55e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ee69cc72db83bac9e9bb156fab891964e68deff5afaa8d85a62134a38f187a5
[INFO] running `Command { std: "docker" "start" "-a" "9ee69cc72db83bac9e9bb156fab891964e68deff5afaa8d85a62134a38f187a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fff v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "9ee69cc72db83bac9e9bb156fab891964e68deff5afaa8d85a62134a38f187a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee69cc72db83bac9e9bb156fab891964e68deff5afaa8d85a62134a38f187a5", kill_on_drop: false }`
[INFO] [stdout] 9ee69cc72db83bac9e9bb156fab891964e68deff5afaa8d85a62134a38f187a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba09b4588ad5d5f466a8a499fa0db9b0a340cdb49351ea6b9bf7533dc66d7aab
[INFO] running `Command { std: "docker" "start" "-a" "ba09b4588ad5d5f466a8a499fa0db9b0a340cdb49351ea6b9bf7533dc66d7aab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fff-97e26ccd5b4832b0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test asm::tests::test_mod_mul ... ok
[INFO] [stdout] test test_bit_iterator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fff
[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" "ba09b4588ad5d5f466a8a499fa0db9b0a340cdb49351ea6b9bf7533dc66d7aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba09b4588ad5d5f466a8a499fa0db9b0a340cdb49351ea6b9bf7533dc66d7aab", kill_on_drop: false }`
[INFO] [stdout] ba09b4588ad5d5f466a8a499fa0db9b0a340cdb49351ea6b9bf7533dc66d7aab