[INFO] cloning repository https://github.com/snoyberg/snoyberg-buy-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snoyberg/snoyberg-buy-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnoyberg%2Fsnoyberg-buy-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnoyberg%2Fsnoyberg-buy-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52fd11f708447e6d7548d5ad128e90ae3c3b8768
[INFO] testing snoyberg/snoyberg-buy-rs against try#6c5b2f071bf9fe3a4b05942f31d42d076171aa61 for pr-115315-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnoyberg%2Fsnoyberg-buy-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snoyberg/snoyberg-buy-rs on toolchain 6c5b2f071bf9fe3a4b05942f31d42d076171aa61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6c5b2f071bf9fe3a4b05942f31d42d076171aa61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/snoyberg/snoyberg-buy-rs
[INFO] finished tweaking git repo https://github.com/snoyberg/snoyberg-buy-rs
[INFO] tweaked toml for git repo https://github.com/snoyberg/snoyberg-buy-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/snoyberg/snoyberg-buy-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6c5b2f071bf9fe3a4b05942f31d42d076171aa61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+6c5b2f071bf9fe3a4b05942f31d42d076171aa61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c36ea783bf4eed744da1c1a5a34961fab6873a98e333f8860d8686f5817dfea2
[INFO] running `Command { std: "docker" "start" "-a" "c36ea783bf4eed744da1c1a5a34961fab6873a98e333f8860d8686f5817dfea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c36ea783bf4eed744da1c1a5a34961fab6873a98e333f8860d8686f5817dfea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36ea783bf4eed744da1c1a5a34961fab6873a98e333f8860d8686f5817dfea2", kill_on_drop: false }`
[INFO] [stdout] c36ea783bf4eed744da1c1a5a34961fab6873a98e333f8860d8686f5817dfea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+6c5b2f071bf9fe3a4b05942f31d42d076171aa61" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 671f7b8b454e6836a84478beed45bc0d5120aab050037aa7b7255e9076b43c98
[INFO] running `Command { std: "docker" "start" "-a" "671f7b8b454e6836a84478beed45bc0d5120aab050037aa7b7255e9076b43c98", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling gio v0.5.0
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling glib v0.6.0
[INFO] [stderr]    Compiling pango v0.5.0
[INFO] [stderr]    Compiling buy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:154:24
[INFO] [stdout]     |
[INFO] [stdout] 154 |                     Ok(mut file) => file,
[INFO] [stdout]     |                        ----^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` 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 1m 05s
[INFO] running `Command { std: "docker" "inspect" "671f7b8b454e6836a84478beed45bc0d5120aab050037aa7b7255e9076b43c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "671f7b8b454e6836a84478beed45bc0d5120aab050037aa7b7255e9076b43c98", kill_on_drop: false }`
[INFO] [stdout] 671f7b8b454e6836a84478beed45bc0d5120aab050037aa7b7255e9076b43c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+6c5b2f071bf9fe3a4b05942f31d42d076171aa61" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 751b11dd7a2e38d95e4cad7a6af7ae6faebd48c3a60481dc0b8108aa4008f92a
[INFO] running `Command { std: "docker" "start" "-a" "751b11dd7a2e38d95e4cad7a6af7ae6faebd48c3a60481dc0b8108aa4008f92a", kill_on_drop: false }`
[INFO] [stderr]    Compiling buy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:154:24
[INFO] [stdout]     |
[INFO] [stdout] 154 |                     Ok(mut file) => file,
[INFO] [stdout]     |                        ----^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` 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 3.62s
[INFO] running `Command { std: "docker" "inspect" "751b11dd7a2e38d95e4cad7a6af7ae6faebd48c3a60481dc0b8108aa4008f92a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "751b11dd7a2e38d95e4cad7a6af7ae6faebd48c3a60481dc0b8108aa4008f92a", kill_on_drop: false }`
[INFO] [stdout] 751b11dd7a2e38d95e4cad7a6af7ae6faebd48c3a60481dc0b8108aa4008f92a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:f5e78b491441a5b9644e276a59809eedfadf4ee1de96655588122b3a64cb522c" "/opt/rustwide/cargo-home/bin/cargo" "+6c5b2f071bf9fe3a4b05942f31d42d076171aa61" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ebaeafc29d7977c57fcbf178744797377d6936532e511b69a8a3f49af27b26a
[INFO] running `Command { std: "docker" "start" "-a" "7ebaeafc29d7977c57fcbf178744797377d6936532e511b69a8a3f49af27b26a", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:154:24
[INFO] [stderr]     |
[INFO] [stderr] 154 |                     Ok(mut file) => file,
[INFO] [stderr]     |                        ----^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `buy` (bin "buy" test) generated 1 warning (run `cargo fix --bin "buy" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/buy-08fa4959f16df993)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_no_ledger_file ... ok
[INFO] [stdout] test test::test_has_ledger_file ... ok
[INFO] [stdout] test test::test_fmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ebaeafc29d7977c57fcbf178744797377d6936532e511b69a8a3f49af27b26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ebaeafc29d7977c57fcbf178744797377d6936532e511b69a8a3f49af27b26a", kill_on_drop: false }`
[INFO] [stdout] 7ebaeafc29d7977c57fcbf178744797377d6936532e511b69a8a3f49af27b26a