[INFO] fetching crate fanta-cli 0.1.1...
[INFO] testing fanta-cli-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate fanta-cli 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fanta-cli 0.1.1 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 fanta-cli 0.1.1
[INFO] finished tweaking crates.io crate fanta-cli 0.1.1
[INFO] tweaked toml for crates.io crate fanta-cli 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 488b333e83a02cb3fd7b6bd9a19ab483431926718c383d89d1b58d3c8ae9796d
[INFO] running `Command { std: "docker" "start" "-a" "488b333e83a02cb3fd7b6bd9a19ab483431926718c383d89d1b58d3c8ae9796d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488b333e83a02cb3fd7b6bd9a19ab483431926718c383d89d1b58d3c8ae9796d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488b333e83a02cb3fd7b6bd9a19ab483431926718c383d89d1b58d3c8ae9796d", kill_on_drop: false }`
[INFO] [stdout] 488b333e83a02cb3fd7b6bd9a19ab483431926718c383d89d1b58d3c8ae9796d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9c139f3fc38cd6239813ee435a4dbe5972947a7ad1b7b5d47c36aa81f0d86e9
[INFO] running `Command { std: "docker" "start" "-a" "d9c139f3fc38cd6239813ee435a4dbe5972947a7ad1b7b5d47c36aa81f0d86e9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling fanta-cli v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.51s
[INFO] running `Command { std: "docker" "inspect" "d9c139f3fc38cd6239813ee435a4dbe5972947a7ad1b7b5d47c36aa81f0d86e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c139f3fc38cd6239813ee435a4dbe5972947a7ad1b7b5d47c36aa81f0d86e9", kill_on_drop: false }`
[INFO] [stdout] d9c139f3fc38cd6239813ee435a4dbe5972947a7ad1b7b5d47c36aa81f0d86e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aed199935642435293f92454a9ed8404f351115fb33efda10bbcc4b50a639e43
[INFO] running `Command { std: "docker" "start" "-a" "aed199935642435293f92454a9ed8404f351115fb33efda10bbcc4b50a639e43", kill_on_drop: false }`
[INFO] [stderr]    Compiling fanta-cli v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use test::Bencher;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aed199935642435293f92454a9ed8404f351115fb33efda10bbcc4b50a639e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed199935642435293f92454a9ed8404f351115fb33efda10bbcc4b50a639e43", kill_on_drop: false }`
[INFO] [stdout] aed199935642435293f92454a9ed8404f351115fb33efda10bbcc4b50a639e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8de98a3f8b11077f4d9fdb54559d1bad30d7efe107cbc2826ecfd6f7705ef3d2
[INFO] running `Command { std: "docker" "start" "-a" "8de98a3f8b11077f4d9fdb54559d1bad30d7efe107cbc2826ecfd6f7705ef3d2", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use test::Bencher;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fanta_cli-02398568dabbdc98)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test utils::test::it_should_insert_underscores ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8de98a3f8b11077f4d9fdb54559d1bad30d7efe107cbc2826ecfd6f7705ef3d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de98a3f8b11077f4d9fdb54559d1bad30d7efe107cbc2826ecfd6f7705ef3d2", kill_on_drop: false }`
[INFO] [stdout] 8de98a3f8b11077f4d9fdb54559d1bad30d7efe107cbc2826ecfd6f7705ef3d2