[INFO] fetching crate syn-ext 0.3.1...
[INFO] testing syn-ext-0.3.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate syn-ext 0.3.1 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate syn-ext 0.3.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b370426b56d323ed46f611d23768466ed28dbb60143afce07094cdf5d3ade87a
[INFO] running `Command { std: "docker" "start" "-a" "b370426b56d323ed46f611d23768466ed28dbb60143afce07094cdf5d3ade87a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b370426b56d323ed46f611d23768466ed28dbb60143afce07094cdf5d3ade87a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b370426b56d323ed46f611d23768466ed28dbb60143afce07094cdf5d3ade87a", kill_on_drop: false }`
[INFO] [stdout] b370426b56d323ed46f611d23768466ed28dbb60143afce07094cdf5d3ade87a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ede51b4d6fed5602406d35d27129e65e98042d4414fee356ee40fdf2630801
[INFO] running `Command { std: "docker" "start" "-a" "17ede51b4d6fed5602406d35d27129e65e98042d4414fee356ee40fdf2630801", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling syn-ext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.88s
[INFO] running `Command { std: "docker" "inspect" "17ede51b4d6fed5602406d35d27129e65e98042d4414fee356ee40fdf2630801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ede51b4d6fed5602406d35d27129e65e98042d4414fee356ee40fdf2630801", kill_on_drop: false }`
[INFO] [stdout] 17ede51b4d6fed5602406d35d27129e65e98042d4414fee356ee40fdf2630801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa21432dced8898221eeb15701678f04732bba4453e68cd1b4763a2968b7fb23
[INFO] running `Command { std: "docker" "start" "-a" "aa21432dced8898221eeb15701678f04732bba4453e68cd1b4763a2968b7fb23", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn-ext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "aa21432dced8898221eeb15701678f04732bba4453e68cd1b4763a2968b7fb23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa21432dced8898221eeb15701678f04732bba4453e68cd1b4763a2968b7fb23", kill_on_drop: false }`
[INFO] [stdout] aa21432dced8898221eeb15701678f04732bba4453e68cd1b4763a2968b7fb23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3e9a7189e419c73fcfdb021686dcc2748f285e324dacaad22ed378de3cdda9d3
[INFO] running `Command { std: "docker" "start" "-a" "3e9a7189e419c73fcfdb021686dcc2748f285e324dacaad22ed378de3cdda9d3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/syn_ext-3542a6c77223cb58)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test attribute::test::test_try_meta_mut ... ok
[INFO] [stdout] test attribute::test::run_test_meta_round_trip ... ok
[INFO] [stdout] test attribute::test::test_promoted_list ... ok
[INFO] [stderr]    Doc-tests syn-ext
[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 0.03s
[INFO] [stdout] 
[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" "3e9a7189e419c73fcfdb021686dcc2748f285e324dacaad22ed378de3cdda9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9a7189e419c73fcfdb021686dcc2748f285e324dacaad22ed378de3cdda9d3", kill_on_drop: false }`
[INFO] [stdout] 3e9a7189e419c73fcfdb021686dcc2748f285e324dacaad22ed378de3cdda9d3