[INFO] cloning repository https://github.com/vbfox/stidgen.rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vbfox/stidgen.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbfox%2Fstidgen.rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbfox%2Fstidgen.rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9a57be625541c031ceb9971775d66458aefe3db4 [INFO] checking vbfox/stidgen.rs against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbfox%2Fstidgen.rs" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vbfox/stidgen.rs on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vbfox/stidgen.rs [INFO] finished tweaking git repo https://github.com/vbfox/stidgen.rs [INFO] tweaked toml for git repo https://github.com/vbfox/stidgen.rs written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/vbfox/stidgen.rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8de56fa59becfc86264207b5bf0dec398de9f37d924a168955d910f70437122 [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" "b8de56fa59becfc86264207b5bf0dec398de9f37d924a168955d910f70437122", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8de56fa59becfc86264207b5bf0dec398de9f37d924a168955d910f70437122", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8de56fa59becfc86264207b5bf0dec398de9f37d924a168955d910f70437122", kill_on_drop: false }` [INFO] [stdout] b8de56fa59becfc86264207b5bf0dec398de9f37d924a168955d910f70437122 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e5cf24bcac3b1d14484147459bc864d974777acff6428ecc8eab8a6869d9de15 [INFO] running `Command { std: "docker" "start" "-a" "e5cf24bcac3b1d14484147459bc864d974777acff6428ecc8eab8a6869d9de15", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking stidgen v0.1.0 (/opt/rustwide/workdir/stidgen) [INFO] [stdout] warning: field is never read: `known_type` [INFO] [stdout] --> stidgen/src/known_types.rs:96:5 [INFO] [stdout] | [INFO] [stdout] 96 | pub known_type: KnownTypes, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `known_type` [INFO] [stdout] --> stidgen/src/known_types.rs:96:5 [INFO] [stdout] | [INFO] [stdout] 96 | pub known_type: KnownTypes, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `known_type` [INFO] [stdout] --> stidgen/src/known_types.rs:96:5 [INFO] [stdout] | [INFO] [stdout] 96 | pub known_type: KnownTypes, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking playground v0.1.0 (/opt/rustwide/workdir/playground) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.80s [INFO] running `Command { std: "docker" "inspect" "e5cf24bcac3b1d14484147459bc864d974777acff6428ecc8eab8a6869d9de15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5cf24bcac3b1d14484147459bc864d974777acff6428ecc8eab8a6869d9de15", kill_on_drop: false }` [INFO] [stdout] e5cf24bcac3b1d14484147459bc864d974777acff6428ecc8eab8a6869d9de15