[INFO] fetching crate update-rust-toolchain 0.1.1...
[INFO] testing update-rust-toolchain-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate update-rust-toolchain 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate update-rust-toolchain 0.1.1
[INFO] finished tweaking crates.io crate update-rust-toolchain 0.1.1
[INFO] tweaked toml for crates.io crate update-rust-toolchain 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate update-rust-toolchain 0.1.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate update-rust-toolchain 0.1.1 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" "+562dee4820c458d823175268e41601d4c060588a" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bf898590fb0bd0cfac4f7b75d0d6912e26336a760c3a3bb4dc0a801d3b94028
[INFO] running `Command { std: "docker" "start" "-a" "4bf898590fb0bd0cfac4f7b75d0d6912e26336a760c3a3bb4dc0a801d3b94028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bf898590fb0bd0cfac4f7b75d0d6912e26336a760c3a3bb4dc0a801d3b94028", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf898590fb0bd0cfac4f7b75d0d6912e26336a760c3a3bb4dc0a801d3b94028", kill_on_drop: false }`
[INFO] [stdout] 4bf898590fb0bd0cfac4f7b75d0d6912e26336a760c3a3bb4dc0a801d3b94028
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a07d81e05e55103e193c4833166139ebf80c6a452161e10e2cebfc1d9a5ad6e4
[INFO] running `Command { std: "docker" "start" "-a" "a07d81e05e55103e193c4833166139ebf80c6a452161e10e2cebfc1d9a5ad6e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling update-rust-toolchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "a07d81e05e55103e193c4833166139ebf80c6a452161e10e2cebfc1d9a5ad6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a07d81e05e55103e193c4833166139ebf80c6a452161e10e2cebfc1d9a5ad6e4", kill_on_drop: false }`
[INFO] [stdout] a07d81e05e55103e193c4833166139ebf80c6a452161e10e2cebfc1d9a5ad6e4
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b403b37f9c8087853936d2777d863a3c193c138396122d7f58970946e2761d4f
[INFO] running `Command { std: "docker" "start" "-a" "b403b37f9c8087853936d2777d863a3c193c138396122d7f58970946e2761d4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling update-rust-toolchain v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "b403b37f9c8087853936d2777d863a3c193c138396122d7f58970946e2761d4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b403b37f9c8087853936d2777d863a3c193c138396122d7f58970946e2761d4f", kill_on_drop: false }`
[INFO] [stdout] b403b37f9c8087853936d2777d863a3c193c138396122d7f58970946e2761d4f
[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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7283f97aa832820740562c81118d82327311744077d3c12280cb6cfdb09bf754
[INFO] running `Command { std: "docker" "start" "-a" "7283f97aa832820740562c81118d82327311744077d3c12280cb6cfdb09bf754", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/update_rust_toolchain-a6af1c8206bbf467)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7283f97aa832820740562c81118d82327311744077d3c12280cb6cfdb09bf754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7283f97aa832820740562c81118d82327311744077d3c12280cb6cfdb09bf754", kill_on_drop: false }`
[INFO] [stdout] 7283f97aa832820740562c81118d82327311744077d3c12280cb6cfdb09bf754