[INFO] fetching crate genstack 0.1.0...
[INFO] testing genstack-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate genstack 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate genstack 0.1.0
[INFO] finished tweaking crates.io crate genstack 0.1.0
[INFO] tweaked toml for crates.io crate genstack 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate genstack 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 genstack 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 39699acd854c0c48028c3609ba58ba2bf512076a2e5e89bd3dcc9bf036e34f4d
[INFO] running `Command { std: "docker" "start" "-a" "39699acd854c0c48028c3609ba58ba2bf512076a2e5e89bd3dcc9bf036e34f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39699acd854c0c48028c3609ba58ba2bf512076a2e5e89bd3dcc9bf036e34f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39699acd854c0c48028c3609ba58ba2bf512076a2e5e89bd3dcc9bf036e34f4d", kill_on_drop: false }`
[INFO] [stdout] 39699acd854c0c48028c3609ba58ba2bf512076a2e5e89bd3dcc9bf036e34f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 81109ae4696df31ac18b6084f5b4a3cff6641eda200c8703944b817bdfc59127
[INFO] running `Command { std: "docker" "start" "-a" "81109ae4696df31ac18b6084f5b4a3cff6641eda200c8703944b817bdfc59127", kill_on_drop: false }`
[INFO] [stderr]    Compiling genstack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "81109ae4696df31ac18b6084f5b4a3cff6641eda200c8703944b817bdfc59127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81109ae4696df31ac18b6084f5b4a3cff6641eda200c8703944b817bdfc59127", kill_on_drop: false }`
[INFO] [stdout] 81109ae4696df31ac18b6084f5b4a3cff6641eda200c8703944b817bdfc59127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 54ee0b91a1e3128dd54d31aaa954ca4ce8cf6ceab353af9c6c5023b48338445e
[INFO] running `Command { std: "docker" "start" "-a" "54ee0b91a1e3128dd54d31aaa954ca4ce8cf6ceab353af9c6c5023b48338445e", kill_on_drop: false }`
[INFO] [stderr]    Compiling genstack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "54ee0b91a1e3128dd54d31aaa954ca4ce8cf6ceab353af9c6c5023b48338445e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ee0b91a1e3128dd54d31aaa954ca4ce8cf6ceab353af9c6c5023b48338445e", kill_on_drop: false }`
[INFO] [stdout] 54ee0b91a1e3128dd54d31aaa954ca4ce8cf6ceab353af9c6c5023b48338445e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c10fe99547caef47feb4cac459081c512e5113bf22bf4f024d977032082f6b6d
[INFO] running `Command { std: "docker" "start" "-a" "c10fe99547caef47feb4cac459081c512e5113bf22bf4f024d977032082f6b6d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests cli.rs (/opt/rustwide/target/debug/deps/genstack-8d70de42f7a52451)
[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" "c10fe99547caef47feb4cac459081c512e5113bf22bf4f024d977032082f6b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c10fe99547caef47feb4cac459081c512e5113bf22bf4f024d977032082f6b6d", kill_on_drop: false }`
[INFO] [stdout] c10fe99547caef47feb4cac459081c512e5113bf22bf4f024d977032082f6b6d