[INFO] fetching crate mun_syntax 0.3.0...
[INFO] checking mun_syntax-0.3.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate mun_syntax 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate mun_syntax 0.3.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mun_syntax 0.3.0
[INFO] finished tweaking crates.io crate mun_syntax 0.3.0
[INFO] tweaked toml for crates.io crate mun_syntax 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3917f56f2aeb4541368f4031102a83fbccb5a5ce70992dec8ab34b9c202726a0
[INFO] running `Command { std: "docker" "start" "-a" "3917f56f2aeb4541368f4031102a83fbccb5a5ce70992dec8ab34b9c202726a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3917f56f2aeb4541368f4031102a83fbccb5a5ce70992dec8ab34b9c202726a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3917f56f2aeb4541368f4031102a83fbccb5a5ce70992dec8ab34b9c202726a0", kill_on_drop: false }`
[INFO] [stdout] 3917f56f2aeb4541368f4031102a83fbccb5a5ce70992dec8ab34b9c202726a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d23d0fe64756dbfbd757f5bc516ad67e59a0bdd9d4ff2e0585c9c2792264731c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d23d0fe64756dbfbd757f5bc516ad67e59a0bdd9d4ff2e0585c9c2792264731c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking drop_bomb v0.1.5
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mun_abi v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking smol_str v0.1.18
[INFO] [stderr]     Checking triomphe v0.1.3
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking ra_ap_text_edit v0.0.35
[INFO] [stderr]     Checking rowan v0.10.6
[INFO] [stderr]     Checking mun_syntax v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking insta v0.16.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.95s
[INFO] running `Command { std: "docker" "inspect" "d23d0fe64756dbfbd757f5bc516ad67e59a0bdd9d4ff2e0585c9c2792264731c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d23d0fe64756dbfbd757f5bc516ad67e59a0bdd9d4ff2e0585c9c2792264731c", kill_on_drop: false }`
[INFO] [stdout] d23d0fe64756dbfbd757f5bc516ad67e59a0bdd9d4ff2e0585c9c2792264731c