[INFO] fetching crate critcmp 0.1.4...
[INFO] checking critcmp-0.1.4 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] extracting crate critcmp 0.1.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate critcmp 0.1.4 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 crates.io crate critcmp 0.1.4
[INFO] finished tweaking crates.io crate critcmp 0.1.4
[INFO] tweaked toml for crates.io crate critcmp 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate critcmp 0.1.4 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] 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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", 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] 59b303ac082f593b4d20897f65f885bf25899a7bc07b491915b8b079c72171ae
[INFO] running `Command { std: "docker" "start" "-a" "59b303ac082f593b4d20897f65f885bf25899a7bc07b491915b8b079c72171ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b303ac082f593b4d20897f65f885bf25899a7bc07b491915b8b079c72171ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b303ac082f593b4d20897f65f885bf25899a7bc07b491915b8b079c72171ae", kill_on_drop: false }`
[INFO] [stdout] 59b303ac082f593b4d20897f65f885bf25899a7bc07b491915b8b079c72171ae
[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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60ba2e07a9b509c6a05b1e65813a07864dba1fc19991f8f01ba82263f7b5573a
[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" "60ba2e07a9b509c6a05b1e65813a07864dba1fc19991f8f01ba82263f7b5573a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking bstr v0.2.7
[INFO] [stderr]     Checking tabwriter v1.1.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking grep-cli v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking critcmp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.44s
[INFO] running `Command { std: "docker" "inspect" "60ba2e07a9b509c6a05b1e65813a07864dba1fc19991f8f01ba82263f7b5573a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ba2e07a9b509c6a05b1e65813a07864dba1fc19991f8f01ba82263f7b5573a", kill_on_drop: false }`
[INFO] [stdout] 60ba2e07a9b509c6a05b1e65813a07864dba1fc19991f8f01ba82263f7b5573a