[INFO] cloning repository https://github.com/rossmacarthur/sheldon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rossmacarthur/sheldon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossmacarthur%2Fsheldon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossmacarthur%2Fsheldon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0b751741b8219c9b82631a6d53e3b80a1a73a76
[INFO] checking rossmacarthur/sheldon against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossmacarthur%2Fsheldon" "/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/rossmacarthur/sheldon on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rossmacarthur/sheldon
[INFO] finished tweaking git repo https://github.com/rossmacarthur/sheldon
[INFO] tweaked toml for git repo https://github.com/rossmacarthur/sheldon written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/rossmacarthur/sheldon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8642b2bef05a3c9049a0ca7760dffd32cf6f05acdd684a1129e582a3fffff84d
[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" "8642b2bef05a3c9049a0ca7760dffd32cf6f05acdd684a1129e582a3fffff84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8642b2bef05a3c9049a0ca7760dffd32cf6f05acdd684a1129e582a3fffff84d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8642b2bef05a3c9049a0ca7760dffd32cf6f05acdd684a1129e582a3fffff84d", kill_on_drop: false }`
[INFO] [stdout] 8642b2bef05a3c9049a0ca7760dffd32cf6f05acdd684a1129e582a3fffff84d
[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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccae00fe56ff3ace92b7978a0a70ccb1579d7f29a13630eb7c0b233533ba7a0a
[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" "ccae00fe56ff3ace92b7978a0a70ccb1579d7f29a13630eb7c0b233533ba7a0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking casual v0.2.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking pretty_assertions v0.7.1
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking pulldown-cmark v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling sheldon v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking regex-macro v0.1.1
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking pulldown-cmark-toc v0.1.1
[INFO] [stderr]     Checking pulldown-cmark-to-cmark v6.0.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.18+1.1.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking toml_edit v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking which v4.0.2
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking git2 v0.13.17
[INFO] [stderr]     Checking handlebars v3.5.4
[INFO] [stderr]     Checking generate-readme v0.0.0 (/opt/rustwide/workdir/tools/generate-readme)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "ccae00fe56ff3ace92b7978a0a70ccb1579d7f29a13630eb7c0b233533ba7a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccae00fe56ff3ace92b7978a0a70ccb1579d7f29a13630eb7c0b233533ba7a0a", kill_on_drop: false }`
[INFO] [stdout] ccae00fe56ff3ace92b7978a0a70ccb1579d7f29a13630eb7c0b233533ba7a0a