[INFO] cloning repository https://github.com/NuriYuri/png-to-2bits
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NuriYuri/png-to-2bits" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNuriYuri%2Fpng-to-2bits", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNuriYuri%2Fpng-to-2bits'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94dbb6858235a5e4c2c0ec4963949d35c3b5a1fa
[INFO] building NuriYuri/png-to-2bits 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%2FNuriYuri%2Fpng-to-2bits" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NuriYuri/png-to-2bits 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/NuriYuri/png-to-2bits
[INFO] finished tweaking git repo https://github.com/NuriYuri/png-to-2bits
[INFO] tweaked toml for git repo https://github.com/NuriYuri/png-to-2bits written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/NuriYuri/png-to-2bits 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d08bea0689bfd27b3e593fe9f8d37f976123059c9860d9f376e31ad7e5243cc3
[INFO] running `Command { std: "docker" "start" "-a" "d08bea0689bfd27b3e593fe9f8d37f976123059c9860d9f376e31ad7e5243cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d08bea0689bfd27b3e593fe9f8d37f976123059c9860d9f376e31ad7e5243cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08bea0689bfd27b3e593fe9f8d37f976123059c9860d9f376e31ad7e5243cc3", kill_on_drop: false }`
[INFO] [stdout] d08bea0689bfd27b3e593fe9f8d37f976123059c9860d9f376e31ad7e5243cc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a8f6b79556343fc599400a2f0ff063b770a0aa819de0a7b716ff7832aec2b2ae
[INFO] running `Command { std: "docker" "start" "-a" "a8f6b79556343fc599400a2f0ff063b770a0aa819de0a7b716ff7832aec2b2ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling flate2 v1.0.25
[INFO] [stderr]    Compiling png v0.17.7
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling image v0.24.5
[INFO] [stderr]    Compiling png-to-2bits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.13s
[INFO] running `Command { std: "docker" "inspect" "a8f6b79556343fc599400a2f0ff063b770a0aa819de0a7b716ff7832aec2b2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f6b79556343fc599400a2f0ff063b770a0aa819de0a7b716ff7832aec2b2ae", kill_on_drop: false }`
[INFO] [stdout] a8f6b79556343fc599400a2f0ff063b770a0aa819de0a7b716ff7832aec2b2ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ba4686c0bed2dbd78f7c2c6853cec8f96ef8781fbdfca8772154d821a1ea22d4
[INFO] running `Command { std: "docker" "start" "-a" "ba4686c0bed2dbd78f7c2c6853cec8f96ef8781fbdfca8772154d821a1ea22d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling png-to-2bits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "ba4686c0bed2dbd78f7c2c6853cec8f96ef8781fbdfca8772154d821a1ea22d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4686c0bed2dbd78f7c2c6853cec8f96ef8781fbdfca8772154d821a1ea22d4", kill_on_drop: false }`
[INFO] [stdout] ba4686c0bed2dbd78f7c2c6853cec8f96ef8781fbdfca8772154d821a1ea22d4