[INFO] cloning repository https://github.com/DanielAM2013/MyRust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DanielAM2013/MyRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielAM2013%2FMyRust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielAM2013%2FMyRust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18f9d20e32755ff0e2f0cb590fb26d5ebff10472
[INFO] checking DanielAM2013/MyRust against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDanielAM2013%2FMyRust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DanielAM2013/MyRust on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DanielAM2013/MyRust
[INFO] finished tweaking git repo https://github.com/DanielAM2013/MyRust
[INFO] tweaked toml for git repo https://github.com/DanielAM2013/MyRust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/DanielAM2013/MyRust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/gyscos/Cursive`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded array-macro v1.0.0
[INFO] [stderr]   Downloaded enumset v0.3.3
[INFO] [stderr]   Downloaded ncurses v5.91.0
[INFO] [stderr]   Downloaded num-complex v0.1.42
[INFO] [stderr]   Downloaded enum-map v0.2.24
[INFO] [stderr]   Downloaded enum-map-derive v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 518f3211570ce4af1c427712d5e45131466675aa19649a9dc6031ed294974c62
[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" "518f3211570ce4af1c427712d5e45131466675aa19649a9dc6031ed294974c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "518f3211570ce4af1c427712d5e45131466675aa19649a9dc6031ed294974c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518f3211570ce4af1c427712d5e45131466675aa19649a9dc6031ed294974c62", kill_on_drop: false }`
[INFO] [stdout] 518f3211570ce4af1c427712d5e45131466675aa19649a9dc6031ed294974c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5fef517528dcf4b15b0f3e5439317ad074ba8b21f49630ba1435f874d21370d
[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" "d5fef517528dcf4b15b0f3e5439317ad074ba8b21f49630ba1435f874d21370d", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking array-macro v1.0.0
[INFO] [stderr]     Checking enumset v0.3.3
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling enum-map-derive v0.2.4
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking enum-map v0.2.24
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.42
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking cursive v0.7.6-alpha.0 (https://github.com/gyscos/Cursive#847fd7d8)
[INFO] [stderr]     Checking cursive_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.09s
[INFO] running `Command { std: "docker" "inspect" "d5fef517528dcf4b15b0f3e5439317ad074ba8b21f49630ba1435f874d21370d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5fef517528dcf4b15b0f3e5439317ad074ba8b21f49630ba1435f874d21370d", kill_on_drop: false }`
[INFO] [stdout] d5fef517528dcf4b15b0f3e5439317ad074ba8b21f49630ba1435f874d21370d