[INFO] fetching crate rust_hello_world_demo_by_reverse 0.1.0...
[INFO] testing rust_hello_world_demo_by_reverse-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rust_hello_world_demo_by_reverse 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate rust_hello_world_demo_by_reverse 0.1.0
[INFO] finished tweaking crates.io crate rust_hello_world_demo_by_reverse 0.1.0
[INFO] tweaked toml for crates.io crate rust_hello_world_demo_by_reverse 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_hello_world_demo_by_reverse 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_hello_world_demo_by_reverse 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fb787004bc68acc1b27d916e2b6a6efa1782f9cbccf006b740b91814ae1ba14
[INFO] running `Command { std: "docker" "start" "-a" "3fb787004bc68acc1b27d916e2b6a6efa1782f9cbccf006b740b91814ae1ba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fb787004bc68acc1b27d916e2b6a6efa1782f9cbccf006b740b91814ae1ba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb787004bc68acc1b27d916e2b6a6efa1782f9cbccf006b740b91814ae1ba14", kill_on_drop: false }`
[INFO] [stdout] 3fb787004bc68acc1b27d916e2b6a6efa1782f9cbccf006b740b91814ae1ba14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f61c7e01718f87d0dfb97072b06be08312ea855413b71e78e764319fc6761059
[INFO] running `Command { std: "docker" "start" "-a" "f61c7e01718f87d0dfb97072b06be08312ea855413b71e78e764319fc6761059", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_hello_world_demo_by_reverse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "f61c7e01718f87d0dfb97072b06be08312ea855413b71e78e764319fc6761059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f61c7e01718f87d0dfb97072b06be08312ea855413b71e78e764319fc6761059", kill_on_drop: false }`
[INFO] [stdout] f61c7e01718f87d0dfb97072b06be08312ea855413b71e78e764319fc6761059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ced1638e86abb79ac90c0f2afa08190ff99954ee6a5f4f24f4e1ab0f9cc256b9
[INFO] running `Command { std: "docker" "start" "-a" "ced1638e86abb79ac90c0f2afa08190ff99954ee6a5f4f24f4e1ab0f9cc256b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_hello_world_demo_by_reverse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "ced1638e86abb79ac90c0f2afa08190ff99954ee6a5f4f24f4e1ab0f9cc256b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ced1638e86abb79ac90c0f2afa08190ff99954ee6a5f4f24f4e1ab0f9cc256b9", kill_on_drop: false }`
[INFO] [stdout] ced1638e86abb79ac90c0f2afa08190ff99954ee6a5f4f24f4e1ab0f9cc256b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91fbe3a0e588fde6e503c8428e563e7e8b6b2d132b6e0fca5fdb15ddb2d3dd4e
[INFO] running `Command { std: "docker" "start" "-a" "91fbe3a0e588fde6e503c8428e563e7e8b6b2d132b6e0fca5fdb15ddb2d3dd4e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_hello_world_demo_by_reverse-099def611f131b4d)
[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" "91fbe3a0e588fde6e503c8428e563e7e8b6b2d132b6e0fca5fdb15ddb2d3dd4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fbe3a0e588fde6e503c8428e563e7e8b6b2d132b6e0fca5fdb15ddb2d3dd4e", kill_on_drop: false }`
[INFO] [stdout] 91fbe3a0e588fde6e503c8428e563e7e8b6b2d132b6e0fca5fdb15ddb2d3dd4e