[INFO] cloning repository https://github.com/nebkor/weekend-raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nebkor/weekend-raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebkor%2Fweekend-raytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebkor%2Fweekend-raytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 046aa8900dec26a97a96dfa6e7e38e44c3900c92
[INFO] building nebkor/weekend-raytracer against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnebkor%2Fweekend-raytracer" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nebkor/weekend-raytracer on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nebkor/weekend-raytracer
[INFO] finished tweaking git repo https://github.com/nebkor/weekend-raytracer
[INFO] tweaked toml for git repo https://github.com/nebkor/weekend-raytracer written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nebkor/weekend-raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--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 euclid v0.19.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab552abd51f4d06f7e02943095cf1a7f5e4381fc4eead33646730694ca7cb0c3
[INFO] running `Command { std: "docker" "start" "-a" "ab552abd51f4d06f7e02943095cf1a7f5e4381fc4eead33646730694ca7cb0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab552abd51f4d06f7e02943095cf1a7f5e4381fc4eead33646730694ca7cb0c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab552abd51f4d06f7e02943095cf1a7f5e4381fc4eead33646730694ca7cb0c3", kill_on_drop: false }`
[INFO] [stdout] ab552abd51f4d06f7e02943095cf1a7f5e4381fc4eead33646730694ca7cb0c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4535871799b190b73bab8edb4e3c1cde6903175cfe1d743073dbed6ca985c651
[INFO] running `Command { std: "docker" "start" "-a" "4535871799b190b73bab8edb4e3c1cde6903175cfe1d743073dbed6ca985c651", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling inflate v0.4.3
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling euclid v0.19.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 11.12s
[INFO] running `Command { std: "docker" "inspect" "4535871799b190b73bab8edb4e3c1cde6903175cfe1d743073dbed6ca985c651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4535871799b190b73bab8edb4e3c1cde6903175cfe1d743073dbed6ca985c651", kill_on_drop: false }`
[INFO] [stdout] 4535871799b190b73bab8edb4e3c1cde6903175cfe1d743073dbed6ca985c651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 359a9e65e605d77faa5aa4b853a081fc386324026f091e3b0e2ce987fb82fb77
[INFO] running `Command { std: "docker" "start" "-a" "359a9e65e605d77faa5aa4b853a081fc386324026f091e3b0e2ce987fb82fb77", kill_on_drop: false }`
[INFO] [stderr]    Compiling raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "359a9e65e605d77faa5aa4b853a081fc386324026f091e3b0e2ce987fb82fb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "359a9e65e605d77faa5aa4b853a081fc386324026f091e3b0e2ce987fb82fb77", kill_on_drop: false }`
[INFO] [stdout] 359a9e65e605d77faa5aa4b853a081fc386324026f091e3b0e2ce987fb82fb77