[INFO] fetching crate hermetic 0.1.0...
[INFO] checking hermetic-0.1.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate hermetic 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hermetic 0.1.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hermetic 0.1.0
[INFO] finished tweaking crates.io crate hermetic 0.1.0
[INFO] tweaked toml for crates.io crate hermetic 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37766c5fca4b21ca3e768517b2b3346b1fc4e9d11fcd7d24d4ca8b1a7695621b
[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" "37766c5fca4b21ca3e768517b2b3346b1fc4e9d11fcd7d24d4ca8b1a7695621b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37766c5fca4b21ca3e768517b2b3346b1fc4e9d11fcd7d24d4ca8b1a7695621b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37766c5fca4b21ca3e768517b2b3346b1fc4e9d11fcd7d24d4ca8b1a7695621b", kill_on_drop: false }`
[INFO] [stdout] 37766c5fca4b21ca3e768517b2b3346b1fc4e9d11fcd7d24d4ca8b1a7695621b
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3e3ae6be42a736e1d89bb8375c966701d4f1903e470c88ec789079f32014685
[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" "d3e3ae6be42a736e1d89bb8375c966701d4f1903e470c88ec789079f32014685", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling inventory v0.1.8
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling pyo3-derive-backend v0.8.5
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.8
[INFO] [stderr]    Compiling ctor v0.1.15
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]    Compiling pyo3cls v0.8.5
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling pyo3 v0.8.5
[INFO] [stderr]     Checking hermetic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.37s
[INFO] running `Command { std: "docker" "inspect" "d3e3ae6be42a736e1d89bb8375c966701d4f1903e470c88ec789079f32014685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e3ae6be42a736e1d89bb8375c966701d4f1903e470c88ec789079f32014685", kill_on_drop: false }`
[INFO] [stdout] d3e3ae6be42a736e1d89bb8375c966701d4f1903e470c88ec789079f32014685