[INFO] updating cached repository https://github.com/kevin970401/fiv
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6bd1ec0166462d2de28c5c53c8abc17e29131e2d
[INFO] testing kevin970401/fiv against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevin970401%2Ffiv" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kevin970401/fiv on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kevin970401/fiv
[INFO] finished tweaking git repo https://github.com/kevin970401/fiv
[INFO] tweaked toml for git repo https://github.com/kevin970401/fiv written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/kevin970401/fiv already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 157cb2fa68cf136ff7fc77d94facee3fe0312ac6106d279007ef107851a927cd
[INFO] running `"docker" "start" "-a" "157cb2fa68cf136ff7fc77d94facee3fe0312ac6106d279007ef107851a927cd"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.5
[INFO] [stderr]    Compiling structopt-derive v0.4.1
[INFO] [stderr]    Compiling structopt v0.3.8
[INFO] [stderr]    Compiling fiv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]  --> src/display.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn display(paths: &[&str]){
[INFO] [stderr]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.47s
[INFO] running `"docker" "inspect" "157cb2fa68cf136ff7fc77d94facee3fe0312ac6106d279007ef107851a927cd"`
[INFO] running `"docker" "rm" "-f" "157cb2fa68cf136ff7fc77d94facee3fe0312ac6106d279007ef107851a927cd"`
[INFO] [stdout] 157cb2fa68cf136ff7fc77d94facee3fe0312ac6106d279007ef107851a927cd
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f23693d83837e89291a1c11ecfb674d93b617168a0248f88b475b69c9ae8347e
[INFO] running `"docker" "start" "-a" "f23693d83837e89291a1c11ecfb674d93b617168a0248f88b475b69c9ae8347e"`
[INFO] [stderr]    Compiling fiv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]  --> src/display.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn display(paths: &[&str]){
[INFO] [stderr]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "f23693d83837e89291a1c11ecfb674d93b617168a0248f88b475b69c9ae8347e"`
[INFO] running `"docker" "rm" "-f" "f23693d83837e89291a1c11ecfb674d93b617168a0248f88b475b69c9ae8347e"`
[INFO] [stdout] f23693d83837e89291a1c11ecfb674d93b617168a0248f88b475b69c9ae8347e
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stdout] a7c6587c0aceaee6a818c0046ff1dbc4b52532b94344f46ca3d471d0792ef080
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "a7c6587c0aceaee6a818c0046ff1dbc4b52532b94344f46ca3d471d0792ef080"`
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]  --> src/display.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn display(paths: &[&str]){
[INFO] [stderr]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fiv-e9e95d89122fd336
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a7c6587c0aceaee6a818c0046ff1dbc4b52532b94344f46ca3d471d0792ef080"`
[INFO] running `"docker" "rm" "-f" "a7c6587c0aceaee6a818c0046ff1dbc4b52532b94344f46ca3d471d0792ef080"`
[INFO] [stdout] a7c6587c0aceaee6a818c0046ff1dbc4b52532b94344f46ca3d471d0792ef080