[INFO] cloning repository https://github.com/disjukr/adaptive-thresholding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/disjukr/adaptive-thresholding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdisjukr%2Fadaptive-thresholding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdisjukr%2Fadaptive-thresholding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a699efd4510aca5c6807ac87c6a7f9fa1b73e300
[INFO] checking disjukr/adaptive-thresholding against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdisjukr%2Fadaptive-thresholding" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/disjukr/adaptive-thresholding 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/disjukr/adaptive-thresholding
[INFO] finished tweaking git repo https://github.com/disjukr/adaptive-thresholding
[INFO] tweaked toml for git repo https://github.com/disjukr/adaptive-thresholding written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/disjukr/adaptive-thresholding 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 rand v0.3.20
[INFO] [stderr]   Downloaded num-traits v0.1.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ea8f46338897c5f797af018a69fb46214e9732da16d24c41b7123ff144addb8a
[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" "ea8f46338897c5f797af018a69fb46214e9732da16d24c41b7123ff144addb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea8f46338897c5f797af018a69fb46214e9732da16d24c41b7123ff144addb8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea8f46338897c5f797af018a69fb46214e9732da16d24c41b7123ff144addb8a", kill_on_drop: false }`
[INFO] [stdout] ea8f46338897c5f797af018a69fb46214e9732da16d24c41b7123ff144addb8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d6489ca2aab2f6d17215928a24d6ec18e19667a204a3fdbfc7e19114d8211f05
[INFO] running `Command { std: "docker" "start" "-a" "d6489ca2aab2f6d17215928a24d6ec18e19667a204a3fdbfc7e19114d8211f05", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking inflate v0.3.3
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking adaptive-thresholding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.00s
[INFO] running `Command { std: "docker" "inspect" "d6489ca2aab2f6d17215928a24d6ec18e19667a204a3fdbfc7e19114d8211f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6489ca2aab2f6d17215928a24d6ec18e19667a204a3fdbfc7e19114d8211f05", kill_on_drop: false }`
[INFO] [stdout] d6489ca2aab2f6d17215928a24d6ec18e19667a204a3fdbfc7e19114d8211f05