[INFO] fetching crate syn-ext 0.5.0...
[INFO] testing syn-ext-0.5.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940-2
[INFO] extracting crate syn-ext 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate syn-ext 0.5.0 on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syn-ext 0.5.0
[INFO] finished tweaking crates.io crate syn-ext 0.5.0
[INFO] tweaked toml for crates.io crate syn-ext 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate syn-ext 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2947d1639d2a2f66094490f7e911a5e45e4b9fb2bf29c0cfef8fb669718a8e39
[INFO] running `Command { std: "docker" "start" "-a" "2947d1639d2a2f66094490f7e911a5e45e4b9fb2bf29c0cfef8fb669718a8e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2947d1639d2a2f66094490f7e911a5e45e4b9fb2bf29c0cfef8fb669718a8e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2947d1639d2a2f66094490f7e911a5e45e4b9fb2bf29c0cfef8fb669718a8e39", kill_on_drop: false }`
[INFO] [stdout] 2947d1639d2a2f66094490f7e911a5e45e4b9fb2bf29c0cfef8fb669718a8e39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98fb9a614debb857375cf2d4ff7cb14fedb3b822ab64dfd06b33d584d7d5e475
[INFO] running `Command { std: "docker" "start" "-a" "98fb9a614debb857375cf2d4ff7cb14fedb3b822ab64dfd06b33d584d7d5e475", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn-ext v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "98fb9a614debb857375cf2d4ff7cb14fedb3b822ab64dfd06b33d584d7d5e475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fb9a614debb857375cf2d4ff7cb14fedb3b822ab64dfd06b33d584d7d5e475", kill_on_drop: false }`
[INFO] [stdout] 98fb9a614debb857375cf2d4ff7cb14fedb3b822ab64dfd06b33d584d7d5e475
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56b41abdca5f28ab782192bc34e790f05f4a2e2fbe9f2a0f96f5697826ea45cf
[INFO] running `Command { std: "docker" "start" "-a" "56b41abdca5f28ab782192bc34e790f05f4a2e2fbe9f2a0f96f5697826ea45cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn-ext v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "56b41abdca5f28ab782192bc34e790f05f4a2e2fbe9f2a0f96f5697826ea45cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b41abdca5f28ab782192bc34e790f05f4a2e2fbe9f2a0f96f5697826ea45cf", kill_on_drop: false }`
[INFO] [stdout] 56b41abdca5f28ab782192bc34e790f05f4a2e2fbe9f2a0f96f5697826ea45cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f44789ca977ad0ce593be9e9244c761613d69f073a1c338be10c12b892356b39
[INFO] running `Command { std: "docker" "start" "-a" "f44789ca977ad0ce593be9e9244c761613d69f073a1c338be10c12b892356b39", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syn_ext-5b30003d7c48770b)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test punctuated::test::test_remove ... ok
[INFO] [stdout] test attribute::test::test_try_meta_mut ... ok
[INFO] [stdout] test attribute::test::test_promoted_list ... 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 0.00s
[INFO] [stderr]    Doc-tests syn_ext
[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" "f44789ca977ad0ce593be9e9244c761613d69f073a1c338be10c12b892356b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44789ca977ad0ce593be9e9244c761613d69f073a1c338be10c12b892356b39", kill_on_drop: false }`
[INFO] [stdout] f44789ca977ad0ce593be9e9244c761613d69f073a1c338be10c12b892356b39