[INFO] fetching crate fera-graph 0.2.0...
[INFO] checking fera-graph-0.2.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate fera-graph 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fera-graph 0.2.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fera-graph 0.2.0
[INFO] finished tweaking crates.io crate fera-graph 0.2.0
[INFO] tweaked toml for crates.io crate fera-graph 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fera-unionfind v0.1.0
[INFO] [stderr]   Downloaded fera-optional v0.2.0
[INFO] [stderr]   Downloaded fera-fun v0.1.0
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47518e7eb7631307b35eadc22f05acd0da32fd17621cdf8883487ff30a1d7ffe
[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" "47518e7eb7631307b35eadc22f05acd0da32fd17621cdf8883487ff30a1d7ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47518e7eb7631307b35eadc22f05acd0da32fd17621cdf8883487ff30a1d7ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47518e7eb7631307b35eadc22f05acd0da32fd17621cdf8883487ff30a1d7ffe", kill_on_drop: false }`
[INFO] [stdout] 47518e7eb7631307b35eadc22f05acd0da32fd17621cdf8883487ff30a1d7ffe
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07d65b048041116c65a128a2a35dc9b8c9851bdd33b050e75f82489492e643a5
[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" "07d65b048041116c65a128a2a35dc9b8c9851bdd33b050e75f82489492e643a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking fera-unionfind v0.1.0
[INFO] [stderr]     Checking fera-fun v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling fera-graph v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fera-optional v0.2.0
[INFO] [stderr]     Checking version-sync v0.5.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "07d65b048041116c65a128a2a35dc9b8c9851bdd33b050e75f82489492e643a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d65b048041116c65a128a2a35dc9b8c9851bdd33b050e75f82489492e643a5", kill_on_drop: false }`
[INFO] [stdout] 07d65b048041116c65a128a2a35dc9b8c9851bdd33b050e75f82489492e643a5