[INFO] fetching crate syn-ext 0.3.1...
[INFO] testing syn-ext-0.3.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate syn-ext 0.3.1 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate syn-ext 0.3.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ea31707f3b383bb2670153c26df3d0a639b61fd5419b37aa9374c1e4ea61002
[INFO] running `Command { std: "docker" "start" "-a" "2ea31707f3b383bb2670153c26df3d0a639b61fd5419b37aa9374c1e4ea61002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ea31707f3b383bb2670153c26df3d0a639b61fd5419b37aa9374c1e4ea61002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea31707f3b383bb2670153c26df3d0a639b61fd5419b37aa9374c1e4ea61002", kill_on_drop: false }`
[INFO] [stdout] 2ea31707f3b383bb2670153c26df3d0a639b61fd5419b37aa9374c1e4ea61002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cba860a14e300ec9215852d830293ac3eccb5ead01ee963b3985626ff8cbcfb1
[INFO] running `Command { std: "docker" "start" "-a" "cba860a14e300ec9215852d830293ac3eccb5ead01ee963b3985626ff8cbcfb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn-ext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
[INFO] running `Command { std: "docker" "inspect" "cba860a14e300ec9215852d830293ac3eccb5ead01ee963b3985626ff8cbcfb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba860a14e300ec9215852d830293ac3eccb5ead01ee963b3985626ff8cbcfb1", kill_on_drop: false }`
[INFO] [stdout] cba860a14e300ec9215852d830293ac3eccb5ead01ee963b3985626ff8cbcfb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1336d00453ccf863ff2ba00e39eecb2f7600933384d54fb778c2b970350ff44c
[INFO] running `Command { std: "docker" "start" "-a" "1336d00453ccf863ff2ba00e39eecb2f7600933384d54fb778c2b970350ff44c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn-ext v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "1336d00453ccf863ff2ba00e39eecb2f7600933384d54fb778c2b970350ff44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1336d00453ccf863ff2ba00e39eecb2f7600933384d54fb778c2b970350ff44c", kill_on_drop: false }`
[INFO] [stdout] 1336d00453ccf863ff2ba00e39eecb2f7600933384d54fb778c2b970350ff44c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66078f4b7e9cb18497fa6c2ca30b166e892905d8eb394b3811154dbc2b096578
[INFO] running `Command { std: "docker" "start" "-a" "66078f4b7e9cb18497fa6c2ca30b166e892905d8eb394b3811154dbc2b096578", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[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_promoted_list ... ok
[INFO] [stdout] test punctuated::test::test_remove ... ok
[INFO] [stderr]    Doc-tests syn-ext
[INFO] [stdout] test attribute::test::test_try_meta_mut ... ok
[INFO] [stdout] test attribute::test::run_test_meta_round_trip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "66078f4b7e9cb18497fa6c2ca30b166e892905d8eb394b3811154dbc2b096578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66078f4b7e9cb18497fa6c2ca30b166e892905d8eb394b3811154dbc2b096578", kill_on_drop: false }`
[INFO] [stdout] 66078f4b7e9cb18497fa6c2ca30b166e892905d8eb394b3811154dbc2b096578