[INFO] updating cached repository https://github.com/delaemon/rust-fizzbuzz
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] 9f1b7b7c8dc291690b8e70ec8ab973d0f1cf2d30
[INFO] testing delaemon/rust-fizzbuzz against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdelaemon%2Frust-fizzbuzz" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/delaemon/rust-fizzbuzz on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/delaemon/rust-fizzbuzz
[INFO] finished tweaking git repo https://github.com/delaemon/rust-fizzbuzz
[INFO] tweaked toml for git repo https://github.com/delaemon/rust-fizzbuzz written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/delaemon/rust-fizzbuzz already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 583fd3bd6a2bc235899094f1ba1a2007a6370347bf9d977689b082b1bd0ec59f
[INFO] running `"docker" "start" "-a" "583fd3bd6a2bc235899094f1ba1a2007a6370347bf9d977689b082b1bd0ec59f"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `fizzbuzz1`
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn fizzbuzz1(n:i32) -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "583fd3bd6a2bc235899094f1ba1a2007a6370347bf9d977689b082b1bd0ec59f"`
[INFO] running `"docker" "rm" "-f" "583fd3bd6a2bc235899094f1ba1a2007a6370347bf9d977689b082b1bd0ec59f"`
[INFO] [stdout] 583fd3bd6a2bc235899094f1ba1a2007a6370347bf9d977689b082b1bd0ec59f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 22448aa2a260612c02d10dcc80528dab61bdef1dabba414e58d8ee7231b31f3d
[INFO] running `"docker" "start" "-a" "22448aa2a260612c02d10dcc80528dab61bdef1dabba414e58d8ee7231b31f3d"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `fizzbuzz1`
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn fizzbuzz1(n:i32) -> String {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "22448aa2a260612c02d10dcc80528dab61bdef1dabba414e58d8ee7231b31f3d"`
[INFO] running `"docker" "rm" "-f" "22448aa2a260612c02d10dcc80528dab61bdef1dabba414e58d8ee7231b31f3d"`
[INFO] [stdout] 22448aa2a260612c02d10dcc80528dab61bdef1dabba414e58d8ee7231b31f3d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] b24916e7a6e019250bd84e3cd8274505e9a3e8f376c29a7cd1b297e406c137a4
[INFO] running `"docker" "start" "-a" "b24916e7a6e019250bd84e3cd8274505e9a3e8f376c29a7cd1b297e406c137a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizzbuzz-6be1eacce4689af7
[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" "b24916e7a6e019250bd84e3cd8274505e9a3e8f376c29a7cd1b297e406c137a4"`
[INFO] running `"docker" "rm" "-f" "b24916e7a6e019250bd84e3cd8274505e9a3e8f376c29a7cd1b297e406c137a4"`
[INFO] [stdout] b24916e7a6e019250bd84e3cd8274505e9a3e8f376c29a7cd1b297e406c137a4