[INFO] cloning repository https://github.com/jamen/marksman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamen/marksman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamen%2Fmarksman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamen%2Fmarksman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1dcec769711cfdfca0cd56aa22481864c6b8a092
[INFO] checking jamen/marksman against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamen%2Fmarksman" "/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/jamen/marksman on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamen/marksman
[INFO] finished tweaking git repo https://github.com/jamen/marksman
[INFO] tweaked toml for git repo https://github.com/jamen/marksman written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jamen/marksman already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded handlebars v3.0.1
[INFO] [stderr]   Downloaded lexical-core v0.6.7
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.11
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab63b2dc193d2a87225443c3ea1564aee6112130be71ee9af14b8969488930d1
[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" "ab63b2dc193d2a87225443c3ea1564aee6112130be71ee9af14b8969488930d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab63b2dc193d2a87225443c3ea1564aee6112130be71ee9af14b8969488930d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab63b2dc193d2a87225443c3ea1564aee6112130be71ee9af14b8969488930d1", kill_on_drop: false }`
[INFO] [stdout] ab63b2dc193d2a87225443c3ea1564aee6112130be71ee9af14b8969488930d1
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bc0099d96682e238914e09a7c1ce51ef2640ed2e77b7acedc9dd3e504aa44b4
[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" "1bc0099d96682e238914e09a7c1ce51ef2640ed2e77b7acedc9dd3e504aa44b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking pulldown-cmark v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking handlebars v3.0.1
[INFO] [stderr]     Checking arthur v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.84s
[INFO] running `Command { std: "docker" "inspect" "1bc0099d96682e238914e09a7c1ce51ef2640ed2e77b7acedc9dd3e504aa44b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bc0099d96682e238914e09a7c1ce51ef2640ed2e77b7acedc9dd3e504aa44b4", kill_on_drop: false }`
[INFO] [stdout] 1bc0099d96682e238914e09a7c1ce51ef2640ed2e77b7acedc9dd3e504aa44b4