[INFO] fetching crate reopen 1.0.1...
[INFO] checking reopen-1.0.1 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate reopen 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reopen 1.0.1 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reopen 1.0.1
[INFO] finished tweaking crates.io crate reopen 1.0.1
[INFO] tweaked toml for crates.io crate reopen 1.0.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate reopen 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e277375187911b3588a380c551bf918876bae63fb339c6260889ecb32c78525c
[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" "e277375187911b3588a380c551bf918876bae63fb339c6260889ecb32c78525c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e277375187911b3588a380c551bf918876bae63fb339c6260889ecb32c78525c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e277375187911b3588a380c551bf918876bae63fb339c6260889ecb32c78525c", kill_on_drop: false }`
[INFO] [stdout] e277375187911b3588a380c551bf918876bae63fb339c6260889ecb32c78525c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "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] 8918af0ec43f3094ac5c80e6b1afd7f9f6d33dfa846004a8e47171ec599a35c6
[INFO] running `Command { std: "docker" "start" "-a" "8918af0ec43f3094ac5c80e6b1afd7f9f6d33dfa846004a8e47171ec599a35c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking partial-io v0.3.1
[INFO] [stderr]    Compiling reopen v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking pulldown-cmark v0.7.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking version-sync v0.9.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.38s
[INFO] running `Command { std: "docker" "inspect" "8918af0ec43f3094ac5c80e6b1afd7f9f6d33dfa846004a8e47171ec599a35c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8918af0ec43f3094ac5c80e6b1afd7f9f6d33dfa846004a8e47171ec599a35c6", kill_on_drop: false }`
[INFO] [stdout] 8918af0ec43f3094ac5c80e6b1afd7f9f6d33dfa846004a8e47171ec599a35c6