[INFO] fetching crate critcmp 0.1.3...
[INFO] checking critcmp-0.1.3 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate critcmp 0.1.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate critcmp 0.1.3 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate critcmp 0.1.3
[INFO] finished tweaking crates.io crate critcmp 0.1.3
[INFO] tweaked toml for crates.io crate critcmp 0.1.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate critcmp 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabwriter v1.1.0
[INFO] [stderr]   Downloaded bstr v0.2.7
[INFO] [stderr]   Downloaded grep-cli v0.1.3
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded proc-macro2 v1.0.1
[INFO] [stderr]   Downloaded regex v1.2.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.11
[INFO] [stderr]   Downloaded same-file v1.0.5
[INFO] [stderr]   Downloaded walkdir v2.2.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d706317f1b2baddfdf7fbfe254bffe980fc21505682f4708752669a2d1187e0
[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" "4d706317f1b2baddfdf7fbfe254bffe980fc21505682f4708752669a2d1187e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d706317f1b2baddfdf7fbfe254bffe980fc21505682f4708752669a2d1187e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d706317f1b2baddfdf7fbfe254bffe980fc21505682f4708752669a2d1187e0", kill_on_drop: false }`
[INFO] [stdout] 4d706317f1b2baddfdf7fbfe254bffe980fc21505682f4708752669a2d1187e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2665763fea3c4da6291ae8e8b7b39579c99b295fad529c29199ff6745a44740e
[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" "2665763fea3c4da6291ae8e8b7b39579c99b295fad529c29199ff6745a44740e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking bstr v0.2.7
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking tabwriter v1.1.0
[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 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.26s
[INFO] running `Command { std: "docker" "inspect" "2665763fea3c4da6291ae8e8b7b39579c99b295fad529c29199ff6745a44740e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2665763fea3c4da6291ae8e8b7b39579c99b295fad529c29199ff6745a44740e", kill_on_drop: false }`
[INFO] [stdout] 2665763fea3c4da6291ae8e8b7b39579c99b295fad529c29199ff6745a44740e