[INFO] cloning repository https://github.com/jwmurray/mstrings
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwmurray/mstrings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fmstrings", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fmstrings'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0c28f38f34dbfbc3a6405e1a8650a6d4eb465cf
[INFO] checking jwmurray/mstrings against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwmurray%2Fmstrings" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jwmurray/mstrings on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jwmurray/mstrings
[INFO] finished tweaking git repo https://github.com/jwmurray/mstrings
[INFO] tweaked toml for git repo https://github.com/jwmurray/mstrings written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jwmurray/mstrings already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded html5ever v0.21.0
[INFO] [stderr]   Downloaded dissolve v0.2.2
[INFO] [stderr]   Downloaded markup5ever v0.6.2
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2c3cbed190a8384fbe466cf0c8b22299fb787df51b45fd4adfd3f9e48f38f21
[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" "d2c3cbed190a8384fbe466cf0c8b22299fb787df51b45fd4adfd3f9e48f38f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2c3cbed190a8384fbe466cf0c8b22299fb787df51b45fd4adfd3f9e48f38f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2c3cbed190a8384fbe466cf0c8b22299fb787df51b45fd4adfd3f9e48f38f21", kill_on_drop: false }`
[INFO] [stdout] d2c3cbed190a8384fbe466cf0c8b22299fb787df51b45fd4adfd3f9e48f38f21
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 18d8e60dc383f0440e55725019c3563149b49cfb72a34bf2440556cdb44711e9
[INFO] running `Command { std: "docker" "start" "-a" "18d8e60dc383f0440e55725019c3563149b49cfb72a34bf2440556cdb44711e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]     Checking new_debug_unreachable v1.0.3
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.6.2
[INFO] [stderr]     Checking stfu8 v0.2.4
[INFO] [stderr]    Compiling html5ever v0.21.0
[INFO] [stderr]     Checking dissolve v0.2.2
[INFO] [stderr]     Checking strings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.32s
[INFO] running `Command { std: "docker" "inspect" "18d8e60dc383f0440e55725019c3563149b49cfb72a34bf2440556cdb44711e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d8e60dc383f0440e55725019c3563149b49cfb72a34bf2440556cdb44711e9", kill_on_drop: false }`
[INFO] [stdout] 18d8e60dc383f0440e55725019c3563149b49cfb72a34bf2440556cdb44711e9