[INFO] fetching crate foraget 0.1.2...
[INFO] testing foraget-0.1.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate foraget 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate foraget 0.1.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate foraget 0.1.2
[INFO] finished tweaking crates.io crate foraget 0.1.2
[INFO] tweaked toml for crates.io crate foraget 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate foraget 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bba220c4c0d15a23a66cb3b1c467efcd063a312a730056bff38ba3da933f9492
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bba220c4c0d15a23a66cb3b1c467efcd063a312a730056bff38ba3da933f9492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bba220c4c0d15a23a66cb3b1c467efcd063a312a730056bff38ba3da933f9492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba220c4c0d15a23a66cb3b1c467efcd063a312a730056bff38ba3da933f9492", kill_on_drop: false }`
[INFO] [stdout] bba220c4c0d15a23a66cb3b1c467efcd063a312a730056bff38ba3da933f9492
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73a1a78f4200924a233326b5c371f33cd815458a057a25e57edbe7c71076ef9a
[INFO] running `Command { std: "docker" "start" "-a" "73a1a78f4200924a233326b5c371f33cd815458a057a25e57edbe7c71076ef9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling foraget v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `run_command_and_print_result`
[INFO] [stdout]   --> src/environment.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn run_command_and_print_result(command: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 8.53s
[INFO] running `Command { std: "docker" "inspect" "73a1a78f4200924a233326b5c371f33cd815458a057a25e57edbe7c71076ef9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a1a78f4200924a233326b5c371f33cd815458a057a25e57edbe7c71076ef9a", kill_on_drop: false }`
[INFO] [stdout] 73a1a78f4200924a233326b5c371f33cd815458a057a25e57edbe7c71076ef9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f16a1243df1f995a2da397b8076291fe245e784f9619ee7554b0d34e1884ee2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f16a1243df1f995a2da397b8076291fe245e784f9619ee7554b0d34e1884ee2", kill_on_drop: false }`
[INFO] [stderr]    Compiling foraget v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `run_command_and_print_result`
[INFO] [stdout]   --> src/environment.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn run_command_and_print_result(command: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.31s
[INFO] running `Command { std: "docker" "inspect" "7f16a1243df1f995a2da397b8076291fe245e784f9619ee7554b0d34e1884ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f16a1243df1f995a2da397b8076291fe245e784f9619ee7554b0d34e1884ee2", kill_on_drop: false }`
[INFO] [stdout] 7f16a1243df1f995a2da397b8076291fe245e784f9619ee7554b0d34e1884ee2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d42091e90b28567266598e9bd1a15c6dc59f54fa6b6b82035455158be80bc4d0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d42091e90b28567266598e9bd1a15c6dc59f54fa6b6b82035455158be80bc4d0", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `run_command_and_print_result`
[INFO] [stderr]   --> src/environment.rs:77:8
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub fn run_command_and_print_result(command: &str) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/foraget-15ccf70145029320)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test environment::tests::get_multiline_string_no_value ... ok
[INFO] [stdout] test environment::tests::get_multiline_string_some_values ... ok
[INFO] [stdout] test package_managers::tests::gen_install_command_without_root ... ok
[INFO] [stdout] test package_managers::tests::gen_run_command_with_run_key ... ok
[INFO] [stdout] test package_managers::tests::gen_search_command ... ok
[INFO] [stdout] test package_managers::tests::gen_install_command_with_root ... ok
[INFO] [stdout] test tasks::tests::get_paired_search_results_some_values ... ok
[INFO] [stdout] test environment::tests::get_multiline_string_one_value ... ok
[INFO] [stdout] test package_managers::tests::gen_uninstall_command_without_root ... ok
[INFO] [stdout] test package_managers::tests::gen_run_command_without_run_key ... ok
[INFO] [stdout] test package_managers::tests::gen_uninstall_command_with_root ... ok
[INFO] [stdout] test tasks::tests::break_pair_from_search_result_simple ... ok
[INFO] [stdout] test tasks::tests::get_paired_search_results_no_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d42091e90b28567266598e9bd1a15c6dc59f54fa6b6b82035455158be80bc4d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42091e90b28567266598e9bd1a15c6dc59f54fa6b6b82035455158be80bc4d0", kill_on_drop: false }`
[INFO] [stdout] d42091e90b28567266598e9bd1a15c6dc59f54fa6b6b82035455158be80bc4d0