[INFO] cloning repository https://github.com/schneems/basic_rust_lol_cnb_buildpack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schneems/basic_rust_lol_cnb_buildpack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschneems%2Fbasic_rust_lol_cnb_buildpack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschneems%2Fbasic_rust_lol_cnb_buildpack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f4585b049a3687ea5af4a07ad682dfb6978d584
[INFO] testing schneems/basic_rust_lol_cnb_buildpack against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschneems%2Fbasic_rust_lol_cnb_buildpack" "/workspace/builds/worker-51/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-51/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schneems/basic_rust_lol_cnb_buildpack on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/schneems/basic_rust_lol_cnb_buildpack
[INFO] finished tweaking git repo https://github.com/schneems/basic_rust_lol_cnb_buildpack
[INFO] tweaked toml for git repo https://github.com/schneems/basic_rust_lol_cnb_buildpack written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/schneems/basic_rust_lol_cnb_buildpack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libcnb v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cb2048cbc3af23a976ef974f43c05beb6924a2d7760724c965f29995b514d75
[INFO] running `Command { std: "docker" "start" "-a" "8cb2048cbc3af23a976ef974f43c05beb6924a2d7760724c965f29995b514d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cb2048cbc3af23a976ef974f43c05beb6924a2d7760724c965f29995b514d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb2048cbc3af23a976ef974f43c05beb6924a2d7760724c965f29995b514d75", kill_on_drop: false }`
[INFO] [stdout] 8cb2048cbc3af23a976ef974f43c05beb6924a2d7760724c965f29995b514d75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d3a454408e95fefdc35298ca5d9ca223a2ac7dfd6b4a8b22750690738843fd7
[INFO] running `Command { std: "docker" "start" "-a" "9d3a454408e95fefdc35298ca5d9ca223a2ac7dfd6b4a8b22750690738843fd7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.28
[INFO] [stderr]    Compiling thiserror v1.0.28
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling libcnb v0.2.0
[INFO] [stderr]    Compiling example-01-basics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ProcessTypeError`
[INFO] [stdout]  --> src/main.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libcnb::data::launch::{Launch, Process, ProcessTypeError};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.44s
[INFO] running `Command { std: "docker" "inspect" "9d3a454408e95fefdc35298ca5d9ca223a2ac7dfd6b4a8b22750690738843fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3a454408e95fefdc35298ca5d9ca223a2ac7dfd6b4a8b22750690738843fd7", kill_on_drop: false }`
[INFO] [stdout] 9d3a454408e95fefdc35298ca5d9ca223a2ac7dfd6b4a8b22750690738843fd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14d5e15a4134c3b37832ee85738135fc44f45c6906521cb70d4b667a46df0ea0
[INFO] running `Command { std: "docker" "start" "-a" "14d5e15a4134c3b37832ee85738135fc44f45c6906521cb70d4b667a46df0ea0", kill_on_drop: false }`
[INFO] [stderr]    Compiling example-01-basics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ProcessTypeError`
[INFO] [stdout]  --> src/main.rs:2:45
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libcnb::data::launch::{Launch, Process, ProcessTypeError};
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "14d5e15a4134c3b37832ee85738135fc44f45c6906521cb70d4b667a46df0ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d5e15a4134c3b37832ee85738135fc44f45c6906521cb70d4b667a46df0ea0", kill_on_drop: false }`
[INFO] [stdout] 14d5e15a4134c3b37832ee85738135fc44f45c6906521cb70d4b667a46df0ea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17781a1ec17dd4b9bea4529688d7c686b9c7226f7b91df87f14530a696127080
[INFO] running `Command { std: "docker" "start" "-a" "17781a1ec17dd4b9bea4529688d7c686b9c7226f7b91df87f14530a696127080", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ProcessTypeError`
[INFO] [stderr]  --> src/main.rs:2:45
[INFO] [stderr]   |
[INFO] [stderr] 2 | use libcnb::data::launch::{Launch, Process, ProcessTypeError};
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `example-01-basics` (bin "example-01-basics" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/example_01_basics-218517904cdb2d17)
[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" "17781a1ec17dd4b9bea4529688d7c686b9c7226f7b91df87f14530a696127080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17781a1ec17dd4b9bea4529688d7c686b9c7226f7b91df87f14530a696127080", kill_on_drop: false }`
[INFO] [stdout] 17781a1ec17dd4b9bea4529688d7c686b9c7226f7b91df87f14530a696127080