[INFO] cloning repository https://github.com/gagyibenedek/rust-fun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gagyibenedek/rust-fun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagyibenedek%2Frust-fun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagyibenedek%2Frust-fun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 879bc7aeed84808e9ae9ae8b21981e9e81fe3391
[INFO] checking gagyibenedek/rust-fun against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagyibenedek%2Frust-fun" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gagyibenedek/rust-fun on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gagyibenedek/rust-fun
[INFO] finished tweaking git repo https://github.com/gagyibenedek/rust-fun
[INFO] tweaked toml for git repo https://github.com/gagyibenedek/rust-fun written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/gagyibenedek/rust-fun already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f9817fcecc06d8060c9a09cdf8d4c08febefbb895cee5678e49fe3caea79144
[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" "3f9817fcecc06d8060c9a09cdf8d4c08febefbb895cee5678e49fe3caea79144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f9817fcecc06d8060c9a09cdf8d4c08febefbb895cee5678e49fe3caea79144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9817fcecc06d8060c9a09cdf8d4c08febefbb895cee5678e49fe3caea79144", kill_on_drop: false }`
[INFO] [stdout] 3f9817fcecc06d8060c9a09cdf8d4c08febefbb895cee5678e49fe3caea79144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d580cf6bf4df71d13ec0be849fc313f1e4ce8a4e92146b571f840eea3621a75
[INFO] running `Command { std: "docker" "start" "-a" "0d580cf6bf4df71d13ec0be849fc313f1e4ce8a4e92146b571f840eea3621a75", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.0.2
[INFO] [stderr]     Checking deque v0.3.2
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking num_cpus v1.5.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking deflate v0.7.11
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num-rational v0.1.38
[INFO] [stderr]     Checking png v0.8.0
[INFO] [stderr]     Checking rayon v0.7.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.12
[INFO] [stderr]     Checking image v0.14.0
[INFO] [stderr]     Checking triangle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.13s
[INFO] running `Command { std: "docker" "inspect" "0d580cf6bf4df71d13ec0be849fc313f1e4ce8a4e92146b571f840eea3621a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d580cf6bf4df71d13ec0be849fc313f1e4ce8a4e92146b571f840eea3621a75", kill_on_drop: false }`
[INFO] [stdout] 0d580cf6bf4df71d13ec0be849fc313f1e4ce8a4e92146b571f840eea3621a75