[INFO] fetching crate syn-ext 0.3.1...
[INFO] testing syn-ext-0.3.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate syn-ext 0.3.1 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate syn-ext 0.3.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syn-ext 0.3.1
[INFO] finished tweaking crates.io crate syn-ext 0.3.1
[INFO] tweaked toml for crates.io crate syn-ext 0.3.1 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16690f63264a0f7aef8b330eaa60dfcc619aacdf62aad1ef2587cfc043ef1cb2
[INFO] running `Command { std: "docker" "start" "-a" "16690f63264a0f7aef8b330eaa60dfcc619aacdf62aad1ef2587cfc043ef1cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16690f63264a0f7aef8b330eaa60dfcc619aacdf62aad1ef2587cfc043ef1cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16690f63264a0f7aef8b330eaa60dfcc619aacdf62aad1ef2587cfc043ef1cb2", kill_on_drop: false }`
[INFO] [stdout] 16690f63264a0f7aef8b330eaa60dfcc619aacdf62aad1ef2587cfc043ef1cb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46158923bdbf7497548d552b11a67d1211e442ebc606aa98d83e62dfac3f036
[INFO] running `Command { std: "docker" "start" "-a" "d46158923bdbf7497548d552b11a67d1211e442ebc606aa98d83e62dfac3f036", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling syn-ext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "d46158923bdbf7497548d552b11a67d1211e442ebc606aa98d83e62dfac3f036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46158923bdbf7497548d552b11a67d1211e442ebc606aa98d83e62dfac3f036", kill_on_drop: false }`
[INFO] [stdout] d46158923bdbf7497548d552b11a67d1211e442ebc606aa98d83e62dfac3f036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0cb92e937dc27613447bafbd31035a1cfc71bab6105914effab55a9b417b359
[INFO] running `Command { std: "docker" "start" "-a" "f0cb92e937dc27613447bafbd31035a1cfc71bab6105914effab55a9b417b359", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn-ext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "f0cb92e937dc27613447bafbd31035a1cfc71bab6105914effab55a9b417b359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0cb92e937dc27613447bafbd31035a1cfc71bab6105914effab55a9b417b359", kill_on_drop: false }`
[INFO] [stdout] f0cb92e937dc27613447bafbd31035a1cfc71bab6105914effab55a9b417b359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a93995562107c92172d1f0b959458a2e66e6dd2dcc66b4ee287cdea22163575e
[INFO] running `Command { std: "docker" "start" "-a" "a93995562107c92172d1f0b959458a2e66e6dd2dcc66b4ee287cdea22163575e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/syn_ext-f9a428f9dc31a711)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test attribute::test::test_promoted_list ... ok
[INFO] [stdout] test attribute::test::run_test_meta_round_trip ... ok
[INFO] [stdout] test attribute::test::test_try_meta_mut ... ok
[INFO] [stdout] test punctuated::test::test_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syn-ext
[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" "a93995562107c92172d1f0b959458a2e66e6dd2dcc66b4ee287cdea22163575e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a93995562107c92172d1f0b959458a2e66e6dd2dcc66b4ee287cdea22163575e", kill_on_drop: false }`
[INFO] [stdout] a93995562107c92172d1f0b959458a2e66e6dd2dcc66b4ee287cdea22163575e