[INFO] fetching crate slotmap 1.0.2...
[INFO] checking slotmap-1.0.2 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate slotmap 1.0.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate slotmap 1.0.2 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slotmap 1.0.2
[INFO] finished tweaking crates.io crate slotmap 1.0.2
[INFO] tweaked toml for crates.io crate slotmap 1.0.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate slotmap 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 345f22186704dc589482f4ad2252ace6c17cc4dd85d3b86ea8c5662751d6c270
[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" "345f22186704dc589482f4ad2252ace6c17cc4dd85d3b86ea8c5662751d6c270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "345f22186704dc589482f4ad2252ace6c17cc4dd85d3b86ea8c5662751d6c270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345f22186704dc589482f4ad2252ace6c17cc4dd85d3b86ea8c5662751d6c270", kill_on_drop: false }`
[INFO] [stdout] 345f22186704dc589482f4ad2252ace6c17cc4dd85d3b86ea8c5662751d6c270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 862e57c2272157a1df6955d269a4b25727fd39a47051d2c5e7d6d37f7ea0446a
[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" "862e57c2272157a1df6955d269a4b25727fd39a47051d2c5e7d6d37f7ea0446a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking thread_local v1.1.0
[INFO] [stderr]    Compiling slotmap v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.09s
[INFO] running `Command { std: "docker" "inspect" "862e57c2272157a1df6955d269a4b25727fd39a47051d2c5e7d6d37f7ea0446a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "862e57c2272157a1df6955d269a4b25727fd39a47051d2c5e7d6d37f7ea0446a", kill_on_drop: false }`
[INFO] [stdout] 862e57c2272157a1df6955d269a4b25727fd39a47051d2c5e7d6d37f7ea0446a