[INFO] fetching crate spectrum-macros 0.0.0...
[INFO] checking spectrum-macros-0.0.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate spectrum-macros 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate spectrum-macros 0.0.0 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 spectrum-macros 0.0.0
[INFO] finished tweaking crates.io crate spectrum-macros 0.0.0
[INFO] tweaked toml for crates.io crate spectrum-macros 0.0.0 written to /workspace/builds/worker-6/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] [stderr]   Downloaded format-macro v0.2.4
[INFO] [stderr]   Downloaded format-core v0.2.4
[INFO] [stderr]   Downloaded format v0.2.4
[INFO] [stderr]   Downloaded tt-call v1.0.8
[INFO] [stderr]   Downloaded spectrum v0.0.0
[INFO] [stderr]   Downloaded pretty v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] d217b25b4927f142b95221029423675251c8a01ff99f0686e4cdab2cb7361c25
[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" "d217b25b4927f142b95221029423675251c8a01ff99f0686e4cdab2cb7361c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d217b25b4927f142b95221029423675251c8a01ff99f0686e4cdab2cb7361c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d217b25b4927f142b95221029423675251c8a01ff99f0686e4cdab2cb7361c25", kill_on_drop: false }`
[INFO] [stdout] d217b25b4927f142b95221029423675251c8a01ff99f0686e4cdab2cb7361c25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f96aa95a05ee6313a07686fa770bd5c27e69d2b7be84a5108754d51a2dbc3a96
[INFO] running `Command { std: "docker" "start" "-a" "f96aa95a05ee6313a07686fa770bd5c27e69d2b7be84a5108754d51a2dbc3a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking format-core v0.2.4
[INFO] [stderr]     Checking tt-call v1.0.8
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking console v0.13.0
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling spectrum-macros v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]    Compiling format-macro v0.2.4
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking format v0.2.4
[INFO] [stderr]     Checking spectrum v0.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.84s
[INFO] running `Command { std: "docker" "inspect" "f96aa95a05ee6313a07686fa770bd5c27e69d2b7be84a5108754d51a2dbc3a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96aa95a05ee6313a07686fa770bd5c27e69d2b7be84a5108754d51a2dbc3a96", kill_on_drop: false }`
[INFO] [stdout] f96aa95a05ee6313a07686fa770bd5c27e69d2b7be84a5108754d51a2dbc3a96