[INFO] fetching crate cranelift-preopt 0.69.0...
[INFO] checking cranelift-preopt-0.69.0 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate cranelift-preopt 0.69.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cranelift-preopt 0.69.0 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cranelift-preopt 0.69.0
[INFO] finished tweaking crates.io crate cranelift-preopt 0.69.0
[INFO] tweaked toml for crates.io crate cranelift-preopt 0.69.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e3ed23d136b3596a6dd4909b6a28704ee8c1ea1e7573627b9d962d2af43d374
[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" "0e3ed23d136b3596a6dd4909b6a28704ee8c1ea1e7573627b9d962d2af43d374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e3ed23d136b3596a6dd4909b6a28704ee8c1ea1e7573627b9d962d2af43d374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3ed23d136b3596a6dd4909b6a28704ee8c1ea1e7573627b9d962d2af43d374", kill_on_drop: false }`
[INFO] [stdout] 0e3ed23d136b3596a6dd4909b6a28704ee8c1ea1e7573627b9d962d2af43d374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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] e10c8a7a8e5bbe0683f1dcec5ea2e223d9d1c0dea875dcbacca3b169f0e6fdfc
[INFO] running `Command { std: "docker" "start" "-a" "e10c8a7a8e5bbe0683f1dcec5ea2e223d9d1c0dea875dcbacca3b169f0e6fdfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.69.0
[INFO] [stderr]    Compiling cranelift-entity v0.69.0
[INFO] [stderr]    Compiling target-lexicon v0.11.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.69.0
[INFO] [stderr]     Checking cranelift-bforest v0.69.0
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling cranelift-codegen v0.69.0
[INFO] [stderr]     Checking cranelift-preopt v0.69.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.44s
[INFO] running `Command { std: "docker" "inspect" "e10c8a7a8e5bbe0683f1dcec5ea2e223d9d1c0dea875dcbacca3b169f0e6fdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e10c8a7a8e5bbe0683f1dcec5ea2e223d9d1c0dea875dcbacca3b169f0e6fdfc", kill_on_drop: false }`
[INFO] [stdout] e10c8a7a8e5bbe0683f1dcec5ea2e223d9d1c0dea875dcbacca3b169f0e6fdfc