[INFO] cloning repository https://github.com/jamiebuilds/muchtodo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamiebuilds/muchtodo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamiebuilds%2Fmuchtodo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamiebuilds%2Fmuchtodo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7dcc7f4b679cc674b0f318423a79a8ceb3c0354
[INFO] checking jamiebuilds/muchtodo against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamiebuilds%2Fmuchtodo" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamiebuilds/muchtodo 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/jamiebuilds/muchtodo
[INFO] finished tweaking git repo https://github.com/jamiebuilds/muchtodo
[INFO] tweaked toml for git repo https://github.com/jamiebuilds/muchtodo written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jamiebuilds/muchtodo 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 36e82c83d5997bd085dfafadda1d4861dcb92acc60242a6e5a249d6e2c442655
[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" "36e82c83d5997bd085dfafadda1d4861dcb92acc60242a6e5a249d6e2c442655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e82c83d5997bd085dfafadda1d4861dcb92acc60242a6e5a249d6e2c442655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e82c83d5997bd085dfafadda1d4861dcb92acc60242a6e5a249d6e2c442655", kill_on_drop: false }`
[INFO] [stdout] 36e82c83d5997bd085dfafadda1d4861dcb92acc60242a6e5a249d6e2c442655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fade2bd9883055aef1abab303cda04286df908f81a1a87d81bfdeb1377576b21
[INFO] running `Command { std: "docker" "start" "-a" "fade2bd9883055aef1abab303cda04286df908f81a1a87d81bfdeb1377576b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling encoding_rs v0.8.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking smallvec v0.6.8
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking serde_json v1.0.36
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]     Checking memchr v2.1.3
[INFO] [stderr]     Checking rand_os v0.1.1
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking grep-matcher v0.1.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.6
[INFO] [stderr]     Checking encoding_rs_io v0.1.3
[INFO] [stderr]     Checking grep-searcher v0.1.1
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking grep-regex v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]     Checking grep-cli v0.1.1
[INFO] [stderr]     Checking ignore v0.4.6
[INFO] [stderr]     Checking grep-printer v0.1.1
[INFO] [stderr]     Checking grep v0.2.3
[INFO] [stderr]     Checking muchtodo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.14s
[INFO] running `Command { std: "docker" "inspect" "fade2bd9883055aef1abab303cda04286df908f81a1a87d81bfdeb1377576b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fade2bd9883055aef1abab303cda04286df908f81a1a87d81bfdeb1377576b21", kill_on_drop: false }`
[INFO] [stdout] fade2bd9883055aef1abab303cda04286df908f81a1a87d81bfdeb1377576b21