[INFO] fetching crate qtrac-retest 4.0.6...
[INFO] testing qtrac-retest-4.0.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate qtrac-retest 4.0.6 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate qtrac-retest 4.0.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qtrac-retest 4.0.6
[INFO] finished tweaking crates.io crate qtrac-retest 4.0.6
[INFO] tweaked toml for crates.io crate qtrac-retest 4.0.6 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 519d44b9a004010f3fa96aed54ffe92d071ec6d88c1c9da917c6f0972a33fa5a
[INFO] running `Command { std: "docker" "start" "-a" "519d44b9a004010f3fa96aed54ffe92d071ec6d88c1c9da917c6f0972a33fa5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "519d44b9a004010f3fa96aed54ffe92d071ec6d88c1c9da917c6f0972a33fa5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519d44b9a004010f3fa96aed54ffe92d071ec6d88c1c9da917c6f0972a33fa5a", kill_on_drop: false }`
[INFO] [stdout] 519d44b9a004010f3fa96aed54ffe92d071ec6d88c1c9da917c6f0972a33fa5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77e2d8daef86e411a6e3fdce47ccb01ea15677fb26df73a6f615782a57a61700
[INFO] running `Command { std: "docker" "start" "-a" "77e2d8daef86e411a6e3fdce47ccb01ea15677fb26df73a6f615782a57a61700", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling pathdiff v0.2.0
[INFO] [stderr]    Compiling json v0.11.15
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling open v1.7.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.22.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling ctrlc v3.2.0
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.3
[INFO] [stderr]    Compiling qtrac-retest v4.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.25s
[INFO] running `Command { std: "docker" "inspect" "77e2d8daef86e411a6e3fdce47ccb01ea15677fb26df73a6f615782a57a61700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e2d8daef86e411a6e3fdce47ccb01ea15677fb26df73a6f615782a57a61700", kill_on_drop: false }`
[INFO] [stdout] 77e2d8daef86e411a6e3fdce47ccb01ea15677fb26df73a6f615782a57a61700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ae6cd76a211a3173134cdebb868cf8e404c31644a4d5501e83c5b7aca06336c
[INFO] running `Command { std: "docker" "start" "-a" "3ae6cd76a211a3173134cdebb868cf8e404c31644a4d5501e83c5b7aca06336c", kill_on_drop: false }`
[INFO] [stderr]    Compiling qtrac-retest v4.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "3ae6cd76a211a3173134cdebb868cf8e404c31644a4d5501e83c5b7aca06336c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae6cd76a211a3173134cdebb868cf8e404c31644a4d5501e83c5b7aca06336c", kill_on_drop: false }`
[INFO] [stdout] 3ae6cd76a211a3173134cdebb868cf8e404c31644a4d5501e83c5b7aca06336c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 677aa79447652c75d404311c9567039af8c177e1f79073d8afc1f15fde7d680f
[INFO] running `Command { std: "docker" "start" "-a" "677aa79447652c75d404311c9567039af8c177e1f79073d8afc1f15fde7d680f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 15 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/retest-5949380dd0b6ecdf)
[INFO] [stdout] test plan::builder_tests::tests::empty_plan01 ... ok
[INFO] [stdout] test plan::builder_tests::tests::plan13 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test05 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test09 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test15 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test07 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test11 ... ok
[INFO] [stdout] test plan::builder_tests::tests::empty_plan02 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test04 ... ok
[INFO] [stdout] test plan::builder_tests::tests::empty_test03 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test08 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test10 ... ok
[INFO] [stdout] test plan::builder_tests::tests::plan14 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test12 ... ok
[INFO] [stdout] test plan::builder_tests::tests::test06 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/retest-2caf83a28df55635)
[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] [stderr]    Doc-tests retest
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 126) ... ignored
[INFO] [stdout] test src/lib.rs - (line 165) ... ignored
[INFO] [stdout] test src/lib.rs - (line 96) ... ignored
[INFO] [stdout] test src/plan/builder.rs - plan::builder::Plan::new (line 16) ... ignored
[INFO] [stdout] test src/plan/mod.rs - plan::Plan::rt (line 83) ... ignored
[INFO] [stdout] test src/plan/test_builder.rs - plan::test_builder::Test::stdin_redirect (line 94) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 6 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "677aa79447652c75d404311c9567039af8c177e1f79073d8afc1f15fde7d680f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "677aa79447652c75d404311c9567039af8c177e1f79073d8afc1f15fde7d680f", kill_on_drop: false }`
[INFO] [stdout] 677aa79447652c75d404311c9567039af8c177e1f79073d8afc1f15fde7d680f