[INFO] cloning repository https://github.com/phil-opp/cargo-install-latest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phil-opp/cargo-install-latest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphil-opp%2Fcargo-install-latest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphil-opp%2Fcargo-install-latest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 805063fd7b8f6a0ae1a1b948bb18b2b77eb49e2e
[INFO] testing phil-opp/cargo-install-latest against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphil-opp%2Fcargo-install-latest" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phil-opp/cargo-install-latest on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phil-opp/cargo-install-latest
[INFO] finished tweaking git repo https://github.com/phil-opp/cargo-install-latest
[INFO] tweaked toml for git repo https://github.com/phil-opp/cargo-install-latest written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/phil-opp/cargo-install-latest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d481bdb580e09180c30e539635b78c178d5a90ff8d7b31377bf2f1ee83b7c51c
[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" "d481bdb580e09180c30e539635b78c178d5a90ff8d7b31377bf2f1ee83b7c51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d481bdb580e09180c30e539635b78c178d5a90ff8d7b31377bf2f1ee83b7c51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d481bdb580e09180c30e539635b78c178d5a90ff8d7b31377bf2f1ee83b7c51c", kill_on_drop: false }`
[INFO] [stdout] d481bdb580e09180c30e539635b78c178d5a90ff8d7b31377bf2f1ee83b7c51c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 633190c80e42eb5bf4271c923fa373667c7627b57058539dca024877d6de9543
[INFO] running `Command { std: "docker" "start" "-a" "633190c80e42eb5bf4271c923fa373667c7627b57058539dca024877d6de9543", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling toml v0.4.8
[INFO] [stderr]    Compiling cargo-install-latest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `fs` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     use std::fs;
[INFO] [stdout]    |         ------- the item `fs` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 97 |         use std::fs;
[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 3.64s
[INFO] running `Command { std: "docker" "inspect" "633190c80e42eb5bf4271c923fa373667c7627b57058539dca024877d6de9543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633190c80e42eb5bf4271c923fa373667c7627b57058539dca024877d6de9543", kill_on_drop: false }`
[INFO] [stdout] 633190c80e42eb5bf4271c923fa373667c7627b57058539dca024877d6de9543
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a3c900d9bd85a53c8b8d58d30888d5faa54098b27ca5aae69a4431a721b8ae1
[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" "2a3c900d9bd85a53c8b8d58d30888d5faa54098b27ca5aae69a4431a721b8ae1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-install-latest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `fs` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     use std::fs;
[INFO] [stdout]    |         ------- the item `fs` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 97 |         use std::fs;
[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] [stdout] warning: the item `fs` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     use std::fs;
[INFO] [stdout]    |         ------- the item `fs` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 97 |         use std::fs;
[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 0.75s
[INFO] running `Command { std: "docker" "inspect" "2a3c900d9bd85a53c8b8d58d30888d5faa54098b27ca5aae69a4431a721b8ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3c900d9bd85a53c8b8d58d30888d5faa54098b27ca5aae69a4431a721b8ae1", kill_on_drop: false }`
[INFO] [stdout] 2a3c900d9bd85a53c8b8d58d30888d5faa54098b27ca5aae69a4431a721b8ae1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffe0e19ee7eeae2b0905add08a837239a08c75fd8844b2f49618ab8b0c5fa962
[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" "ffe0e19ee7eeae2b0905add08a837239a08c75fd8844b2f49618ab8b0c5fa962", kill_on_drop: false }`
[INFO] [stderr] warning: the item `fs` is imported redundantly
[INFO] [stderr]   --> src/lib.rs:97:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     use std::fs;
[INFO] [stderr]    |         ------- the item `fs` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 97 |         use std::fs;
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-install-latest` (lib) generated 1 warning
[INFO] [stderr] warning: `cargo-install-latest` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_install_latest-591782bd1c5a3aaa)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_install_latest-2b976bc28909e4dc)
[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]    Doc-tests cargo-install-latest
[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" "ffe0e19ee7eeae2b0905add08a837239a08c75fd8844b2f49618ab8b0c5fa962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe0e19ee7eeae2b0905add08a837239a08c75fd8844b2f49618ab8b0c5fa962", kill_on_drop: false }`
[INFO] [stdout] ffe0e19ee7eeae2b0905add08a837239a08c75fd8844b2f49618ab8b0c5fa962