[INFO] cloning repository https://github.com/johnellmore/chutes-and-ladders-analysis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnellmore/chutes-and-ladders-analysis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnellmore%2Fchutes-and-ladders-analysis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnellmore%2Fchutes-and-ladders-analysis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45e3e89da2adc8a215c60d271f6975244f369e24
[INFO] checking johnellmore/chutes-and-ladders-analysis against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnellmore%2Fchutes-and-ladders-analysis" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johnellmore/chutes-and-ladders-analysis on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/johnellmore/chutes-and-ladders-analysis
[INFO] finished tweaking git repo https://github.com/johnellmore/chutes-and-ladders-analysis
[INFO] tweaked toml for git repo https://github.com/johnellmore/chutes-and-ladders-analysis written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/johnellmore/chutes-and-ladders-analysis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex-automata v0.1.9
[INFO] [stderr]   Downloaded csv-core v0.1.10
[INFO] [stderr]   Downloaded bstr v0.2.13
[INFO] [stderr]   Downloaded syn v1.0.36
[INFO] [stderr]   Downloaded csv v1.1.3
[INFO] [stderr]   Downloaded libc v0.2.73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbe349729c353bf70247ad71a3117fd3b021fa527a61552c843a9ae6f5d44682
[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" "bbe349729c353bf70247ad71a3117fd3b021fa527a61552c843a9ae6f5d44682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbe349729c353bf70247ad71a3117fd3b021fa527a61552c843a9ae6f5d44682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbe349729c353bf70247ad71a3117fd3b021fa527a61552c843a9ae6f5d44682", kill_on_drop: false }`
[INFO] [stdout] bbe349729c353bf70247ad71a3117fd3b021fa527a61552c843a9ae6f5d44682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d478840c4c2de4b0f92656e5c1fbe5427d73f03f599e89b0fabeea2f95ef6db
[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" "9d478840c4c2de4b0f92656e5c1fbe5427d73f03f599e89b0fabeea2f95ef6db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking chutes-ladders-analysis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.61s
[INFO] running `Command { std: "docker" "inspect" "9d478840c4c2de4b0f92656e5c1fbe5427d73f03f599e89b0fabeea2f95ef6db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d478840c4c2de4b0f92656e5c1fbe5427d73f03f599e89b0fabeea2f95ef6db", kill_on_drop: false }`
[INFO] [stdout] 9d478840c4c2de4b0f92656e5c1fbe5427d73f03f599e89b0fabeea2f95ef6db