[INFO] fetching crate errer_derive 0.13.1...
[INFO] testing errer_derive-0.13.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate errer_derive 0.13.1 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate errer_derive 0.13.1 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 errer_derive 0.13.1
[INFO] finished tweaking crates.io crate errer_derive 0.13.1
[INFO] tweaked toml for crates.io crate errer_derive 0.13.1 written to /workspace/builds/worker-43/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded errer v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] c67bf95aefd32bb2fa1f89cf3fbbc6f4349ac0059786aafafede849c43a3d6e2
[INFO] running `Command { std: "docker" "start" "-a" "c67bf95aefd32bb2fa1f89cf3fbbc6f4349ac0059786aafafede849c43a3d6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c67bf95aefd32bb2fa1f89cf3fbbc6f4349ac0059786aafafede849c43a3d6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67bf95aefd32bb2fa1f89cf3fbbc6f4349ac0059786aafafede849c43a3d6e2", kill_on_drop: false }`
[INFO] [stdout] c67bf95aefd32bb2fa1f89cf3fbbc6f4349ac0059786aafafede849c43a3d6e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] a2bc02ee13060ec0b91d79d96618d0a8cb3ccdd2dceed5feb12b4ab479e54549
[INFO] running `Command { std: "docker" "start" "-a" "a2bc02ee13060ec0b91d79d96618d0a8cb3ccdd2dceed5feb12b4ab479e54549", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling errer v0.13.0
[INFO] [stderr]    Compiling errer_derive v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.61s
[INFO] running `Command { std: "docker" "inspect" "a2bc02ee13060ec0b91d79d96618d0a8cb3ccdd2dceed5feb12b4ab479e54549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2bc02ee13060ec0b91d79d96618d0a8cb3ccdd2dceed5feb12b4ab479e54549", kill_on_drop: false }`
[INFO] [stdout] a2bc02ee13060ec0b91d79d96618d0a8cb3ccdd2dceed5feb12b4ab479e54549
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 9e30618a76b060429408349624e480bf5b7d38d8306c7fcb17e19ff697eb5a4c
[INFO] running `Command { std: "docker" "start" "-a" "9e30618a76b060429408349624e480bf5b7d38d8306c7fcb17e19ff697eb5a4c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling errer_derive v0.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `from`
[INFO] [stdout]   --> tests/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Y {from: std::ffi::NulError}
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "9e30618a76b060429408349624e480bf5b7d38d8306c7fcb17e19ff697eb5a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e30618a76b060429408349624e480bf5b7d38d8306c7fcb17e19ff697eb5a4c", kill_on_drop: false }`
[INFO] [stdout] 9e30618a76b060429408349624e480bf5b7d38d8306c7fcb17e19ff697eb5a4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 0d79bdcf737ebec49253e7c7586adaff7d49077057d5a832531eb7b056407ba7
[INFO] running `Command { std: "docker" "start" "-a" "0d79bdcf737ebec49253e7c7586adaff7d49077057d5a832531eb7b056407ba7", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `from`
[INFO] [stderr]   --> tests/main.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Y {from: std::ffi::NulError}
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `errer_derive` (test "main") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/errer_derive-127731038ccc2d86)
[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]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-245b824bdaa6b292)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test context ... ok
[INFO] [stdout] test enum_display ... ok
[INFO] [stdout] test from_tests ... ok
[INFO] [stdout] test struct_display ... ok
[INFO] [stdout] test macro_test3::main_test ... ok
[INFO] [stdout] test macro_test::main_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests errer_derive
[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" "0d79bdcf737ebec49253e7c7586adaff7d49077057d5a832531eb7b056407ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d79bdcf737ebec49253e7c7586adaff7d49077057d5a832531eb7b056407ba7", kill_on_drop: false }`
[INFO] [stdout] 0d79bdcf737ebec49253e7c7586adaff7d49077057d5a832531eb7b056407ba7