[INFO] cloning repository https://github.com/hone/scriptless-buildpack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hone/scriptless-buildpack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Fscriptless-buildpack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Fscriptless-buildpack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1bf013b43baab54e8db5d1348e9c30ad7365e2c5
[INFO] testing hone/scriptless-buildpack against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhone%2Fscriptless-buildpack" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hone/scriptless-buildpack on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hone/scriptless-buildpack
[INFO] finished tweaking git repo https://github.com/hone/scriptless-buildpack
[INFO] tweaked toml for git repo https://github.com/hone/scriptless-buildpack written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hone/scriptless-buildpack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/hone/libbuildpack.rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.98
[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded shell-escape v0.1.4
[INFO] [stderr]   Downloaded backtrace v0.3.34
[INFO] [stderr]   Downloaded serde v1.0.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69853ca2f4ca0f1e6d2c619e62f57f3db6df9239ed801e308e084a6f57643243
[INFO] running `Command { std: "docker" "start" "-a" "69853ca2f4ca0f1e6d2c619e62f57f3db6df9239ed801e308e084a6f57643243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69853ca2f4ca0f1e6d2c619e62f57f3db6df9239ed801e308e084a6f57643243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69853ca2f4ca0f1e6d2c619e62f57f3db6df9239ed801e308e084a6f57643243", kill_on_drop: false }`
[INFO] [stdout] 69853ca2f4ca0f1e6d2c619e62f57f3db6df9239ed801e308e084a6f57643243
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81187a5765ad3c346d2b9fd770a4913ac05e43cc1f481f61568e1de1a1da8d8c
[INFO] running `Command { std: "docker" "start" "-a" "81187a5765ad3c346d2b9fd770a4913ac05e43cc1f481f61568e1de1a1da8d8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling libbuildpack v0.1.0 (https://github.com/hone/libbuildpack.rs.git#07a353a2)
[INFO] [stderr]    Compiling scriptless-buildpack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.38s
[INFO] running `Command { std: "docker" "inspect" "81187a5765ad3c346d2b9fd770a4913ac05e43cc1f481f61568e1de1a1da8d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81187a5765ad3c346d2b9fd770a4913ac05e43cc1f481f61568e1de1a1da8d8c", kill_on_drop: false }`
[INFO] [stdout] 81187a5765ad3c346d2b9fd770a4913ac05e43cc1f481f61568e1de1a1da8d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 015a9f4a510c2a123776f8b84a276f67dfe04de1777748d84433dad97444518b
[INFO] running `Command { std: "docker" "start" "-a" "015a9f4a510c2a123776f8b84a276f67dfe04de1777748d84433dad97444518b", kill_on_drop: false }`
[INFO] [stderr]    Compiling scriptless-buildpack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "015a9f4a510c2a123776f8b84a276f67dfe04de1777748d84433dad97444518b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015a9f4a510c2a123776f8b84a276f67dfe04de1777748d84433dad97444518b", kill_on_drop: false }`
[INFO] [stdout] 015a9f4a510c2a123776f8b84a276f67dfe04de1777748d84433dad97444518b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 487ec1c75c66ac8333839118142bf8a3df80679f5929d46e2c19503280aa252a
[INFO] running `Command { std: "docker" "start" "-a" "487ec1c75c66ac8333839118142bf8a3df80679f5929d46e2c19503280aa252a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scriptless_buildpack-20e455305349bfc9)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bin_build-88c771163fe42489)
[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] [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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/detect-aed9670bf08b90a0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scriptless-buildpack
[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] [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" "487ec1c75c66ac8333839118142bf8a3df80679f5929d46e2c19503280aa252a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "487ec1c75c66ac8333839118142bf8a3df80679f5929d46e2c19503280aa252a", kill_on_drop: false }`
[INFO] [stdout] 487ec1c75c66ac8333839118142bf8a3df80679f5929d46e2c19503280aa252a