[INFO] cloning repository https://github.com/blue-emc2/cave
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blue-emc2/cave" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblue-emc2%2Fcave", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblue-emc2%2Fcave'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff4f1a6998da03e9067f304cf4871275a30adf9c
[INFO] checking blue-emc2/cave against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblue-emc2%2Fcave" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blue-emc2/cave on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blue-emc2/cave
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/blue-emc2/cave
[INFO] tweaked toml for git repo https://github.com/blue-emc2/cave written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/blue-emc2/cave already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9adbdecfd424447cd485c98dc7de7ef81694645736c248cf0a46299cc3274088
[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" "9adbdecfd424447cd485c98dc7de7ef81694645736c248cf0a46299cc3274088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9adbdecfd424447cd485c98dc7de7ef81694645736c248cf0a46299cc3274088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9adbdecfd424447cd485c98dc7de7ef81694645736c248cf0a46299cc3274088", kill_on_drop: false }`
[INFO] [stdout] 9adbdecfd424447cd485c98dc7de7ef81694645736c248cf0a46299cc3274088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4756deb11cdc4a0ac03f157e38683d223d681926474de6b91ed6b5fbce6738a
[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" "a4756deb11cdc4a0ac03f157e38683d223d681926474de6b91ed6b5fbce6738a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling nonzero_signed v1.0.3
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]    Compiling sdl2 v0.34.2
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling sdl2-sys v0.34.2
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]     Checking shred v0.7.2
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling shred-derive v0.5.1
[INFO] [stderr]     Checking specs v0.14.3
[INFO] [stderr]     Checking cave v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "a4756deb11cdc4a0ac03f157e38683d223d681926474de6b91ed6b5fbce6738a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4756deb11cdc4a0ac03f157e38683d223d681926474de6b91ed6b5fbce6738a", kill_on_drop: false }`
[INFO] [stdout] a4756deb11cdc4a0ac03f157e38683d223d681926474de6b91ed6b5fbce6738a