[INFO] fetching crate rs_quickcheck_util 0.2.0...
[INFO] testing rs_quickcheck_util-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rs_quickcheck_util 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rs_quickcheck_util 0.2.0
[INFO] finished tweaking crates.io crate rs_quickcheck_util 0.2.0
[INFO] tweaked toml for crates.io crate rs_quickcheck_util 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs_quickcheck_util 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbd7512dacd675fc04cf2bf2299caab1b459002f25abfbf567e8bf4eab5304a0
[INFO] running `Command { std: "docker" "start" "-a" "cbd7512dacd675fc04cf2bf2299caab1b459002f25abfbf567e8bf4eab5304a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbd7512dacd675fc04cf2bf2299caab1b459002f25abfbf567e8bf4eab5304a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd7512dacd675fc04cf2bf2299caab1b459002f25abfbf567e8bf4eab5304a0", kill_on_drop: false }`
[INFO] [stdout] cbd7512dacd675fc04cf2bf2299caab1b459002f25abfbf567e8bf4eab5304a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 210f04130d4c34c9295731372cfd6e450286b827b1f19dfb5db5cac0726edb88
[INFO] running `Command { std: "docker" "start" "-a" "210f04130d4c34c9295731372cfd6e450286b827b1f19dfb5db5cac0726edb88", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling rs_quickcheck_util v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "210f04130d4c34c9295731372cfd6e450286b827b1f19dfb5db5cac0726edb88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210f04130d4c34c9295731372cfd6e450286b827b1f19dfb5db5cac0726edb88", kill_on_drop: false }`
[INFO] [stdout] 210f04130d4c34c9295731372cfd6e450286b827b1f19dfb5db5cac0726edb88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebbcde764b3e62b8fdc930e739d9c0a42476658e8c8e73dbf898cf0565ca632c
[INFO] running `Command { std: "docker" "start" "-a" "ebbcde764b3e62b8fdc930e739d9c0a42476658e8c8e73dbf898cf0565ca632c", kill_on_drop: false }`
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]    Compiling rs_quickcheck_util v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "ebbcde764b3e62b8fdc930e739d9c0a42476658e8c8e73dbf898cf0565ca632c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebbcde764b3e62b8fdc930e739d9c0a42476658e8c8e73dbf898cf0565ca632c", kill_on_drop: false }`
[INFO] [stdout] ebbcde764b3e62b8fdc930e739d9c0a42476658e8c8e73dbf898cf0565ca632c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ca7c1c68ddc02b5f4c1e81aaae771ee880ccfc695ea88709f0174d7a56c172c
[INFO] running `Command { std: "docker" "start" "-a" "1ca7c1c68ddc02b5f4c1e81aaae771ee880ccfc695ea88709f0174d7a56c172c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_quickcheck_util-47481a82cb0ee35c)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test shrink_field::tests::unshrinkable ... ok
[INFO] [stdout] test shrink_field::tests::shrink_simple_field ... ok
[INFO] [stdout] test gen_bytes::tests::left_included_right_excluded ... ok
[INFO] [stdout] test gen_bytes::tests::both_included ... ok
[INFO] [stdout] test shrink_field::tests::shrink_map ... ok
[INFO] [stdout] test unshrinkable::tests::unshrinkable ... ok
[INFO] [stderr]    Doc-tests rs_quickcheck_util
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/shrink_field.rs - shrink_field::shrink_a_field (line 7) ... ok
[INFO] [stdout] test src/shrink_field.rs - shrink_field::shrink_a_field (line 29) ... ok
[INFO] [stdout] test src/shrink_field.rs - shrink_field::shrink_a_map_field (line 93) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ca7c1c68ddc02b5f4c1e81aaae771ee880ccfc695ea88709f0174d7a56c172c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca7c1c68ddc02b5f4c1e81aaae771ee880ccfc695ea88709f0174d7a56c172c", kill_on_drop: false }`
[INFO] [stdout] 1ca7c1c68ddc02b5f4c1e81aaae771ee880ccfc695ea88709f0174d7a56c172c