[INFO] cloning repository https://github.com/cohomology/simplemm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cohomology/simplemm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohomology%2Fsimplemm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohomology%2Fsimplemm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be5c84ac7b3e721d18c4a2b12b63805bb63e3ab9
[INFO] checking cohomology/simplemm against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcohomology%2Fsimplemm" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cohomology/simplemm on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cohomology/simplemm
[INFO] finished tweaking git repo https://github.com/cohomology/simplemm
[INFO] tweaked toml for git repo https://github.com/cohomology/simplemm written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cohomology/simplemm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75580cb97c5921cd29505fc45142b20aaabc06d7096c12965e84e8c2ef0b88bb
[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" "75580cb97c5921cd29505fc45142b20aaabc06d7096c12965e84e8c2ef0b88bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75580cb97c5921cd29505fc45142b20aaabc06d7096c12965e84e8c2ef0b88bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75580cb97c5921cd29505fc45142b20aaabc06d7096c12965e84e8c2ef0b88bb", kill_on_drop: false }`
[INFO] [stdout] 75580cb97c5921cd29505fc45142b20aaabc06d7096c12965e84e8c2ef0b88bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19db81c9023260d0b4417daeff39db048d3a92aeba2c858505071cf762c6f016
[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" "19db81c9023260d0b4417daeff39db048d3a92aeba2c858505071cf762c6f016", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling openssl v0.10.31
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling mysql v20.1.0
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking quoted_printable v0.4.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling io-enum v0.2.4
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling openssl-sys v0.9.59
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking encoding_rs v0.8.26
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking lru v0.6.2
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]     Checking pem v0.8.2
[INFO] [stderr]     Checking unicode-normalization v0.1.14
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking charset v0.1.2
[INFO] [stderr]     Checking mailparse v0.13.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking faccess v0.2.3
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking syslog v5.0.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling derive_utils v0.11.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling snafu-derive v0.6.9
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking snafu v0.6.9
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_decimal v1.8.1
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking mysql_common v0.24.1
[INFO] [stderr]     Checking handlebars v3.5.1
[INFO] [stderr]     Checking simplemm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 51s
[INFO] running `Command { std: "docker" "inspect" "19db81c9023260d0b4417daeff39db048d3a92aeba2c858505071cf762c6f016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19db81c9023260d0b4417daeff39db048d3a92aeba2c858505071cf762c6f016", kill_on_drop: false }`
[INFO] [stdout] 19db81c9023260d0b4417daeff39db048d3a92aeba2c858505071cf762c6f016