[INFO] cloning repository https://github.com/mrksu/newdoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrksu/newdoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrksu%2Fnewdoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrksu%2Fnewdoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 122f6c33de865e749e2972cc01462870827bad45
[INFO] checking mrksu/newdoc against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrksu%2Fnewdoc" "/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/mrksu/newdoc on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrksu/newdoc
[INFO] finished tweaking git repo https://github.com/mrksu/newdoc
[INFO] tweaked toml for git repo https://github.com/mrksu/newdoc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mrksu/newdoc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d57d9d2b6d9d5fbafb112a283ab812858f83058381a2edf9719d2113d4f19e1a
[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" "d57d9d2b6d9d5fbafb112a283ab812858f83058381a2edf9719d2113d4f19e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57d9d2b6d9d5fbafb112a283ab812858f83058381a2edf9719d2113d4f19e1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57d9d2b6d9d5fbafb112a283ab812858f83058381a2edf9719d2113d4f19e1a", kill_on_drop: false }`
[INFO] [stdout] d57d9d2b6d9d5fbafb112a283ab812858f83058381a2edf9719d2113d4f19e1a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7444e009e057e1e6726253d28eb31f4c27d6ad101c4def39032e2abe2ef7bdd9
[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" "7444e009e057e1e6726253d28eb31f4c27d6ad101c4def39032e2abe2ef7bdd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling askama_escape v0.10.1
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking syn v1.0.72
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking simplelog v0.10.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking askama_shared v0.11.1
[INFO] [stderr]    Compiling askama_derive v0.10.5
[INFO] [stderr]     Checking askama v0.10.5
[INFO] [stderr]     Checking newdoc v2.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "7444e009e057e1e6726253d28eb31f4c27d6ad101c4def39032e2abe2ef7bdd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7444e009e057e1e6726253d28eb31f4c27d6ad101c4def39032e2abe2ef7bdd9", kill_on_drop: false }`
[INFO] [stdout] 7444e009e057e1e6726253d28eb31f4c27d6ad101c4def39032e2abe2ef7bdd9