[INFO] cloning repository https://github.com/Stef-Gijsberts/mos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stef-Gijsberts/mos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 315a136ebc4b760dd02d2d191a91bd5f9429d812
[INFO] testing Stef-Gijsberts/mos against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStef-Gijsberts%2Fmos" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Stef-Gijsberts/mos on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Stef-Gijsberts/mos
[INFO] finished tweaking git repo https://github.com/Stef-Gijsberts/mos
[INFO] tweaked toml for git repo https://github.com/Stef-Gijsberts/mos written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Stef-Gijsberts/mos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded brownstone v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 855855cdc14c41875e92d0bf0d339d89cd5581e09f72de1557a53d55b75812ae
[INFO] running `Command { std: "docker" "start" "-a" "855855cdc14c41875e92d0bf0d339d89cd5581e09f72de1557a53d55b75812ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "855855cdc14c41875e92d0bf0d339d89cd5581e09f72de1557a53d55b75812ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "855855cdc14c41875e92d0bf0d339d89cd5581e09f72de1557a53d55b75812ae", kill_on_drop: false }`
[INFO] [stdout] 855855cdc14c41875e92d0bf0d339d89cd5581e09f72de1557a53d55b75812ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efdbba9f95b86fb4946fce4e158d0ff2ae3e18106f6918292961255bdc5e5896
[INFO] running `Command { std: "docker" "start" "-a" "efdbba9f95b86fb4946fce4e158d0ff2ae3e18106f6918292961255bdc5e5896", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling indent_write v2.2.0
[INFO] [stderr]    Compiling joinery v2.1.0
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling brownstone v1.1.0
[INFO] [stderr]    Compiling nom_locate v4.0.0 (/opt/rustwide/workdir/vendor/nom_locate)
[INFO] [stderr]    Compiling nom-supreme v0.6.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nix v0.23.0
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling fd-lock v3.0.2
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rustyline v9.1.1
[INFO] [stderr]    Compiling mos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/formatter.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/formatter.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     rl.load_history(&history_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.57s
[INFO] running `Command { std: "docker" "inspect" "efdbba9f95b86fb4946fce4e158d0ff2ae3e18106f6918292961255bdc5e5896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdbba9f95b86fb4946fce4e158d0ff2ae3e18106f6918292961255bdc5e5896", kill_on_drop: false }`
[INFO] [stdout] efdbba9f95b86fb4946fce4e158d0ff2ae3e18106f6918292961255bdc5e5896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21a759a6500cd217d7005c21b8f4a88390490a9f7cf2a0b4c559274bc094276f
[INFO] running `Command { std: "docker" "start" "-a" "21a759a6500cd217d7005c21b8f4a88390490a9f7cf2a0b4c559274bc094276f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `l`
[INFO] [stdout]   --> src/formatter.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                          ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/formatter.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     rl.load_history(&history_path);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "21a759a6500cd217d7005c21b8f4a88390490a9f7cf2a0b4c559274bc094276f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a759a6500cd217d7005c21b8f4a88390490a9f7cf2a0b4c559274bc094276f", kill_on_drop: false }`
[INFO] [stdout] 21a759a6500cd217d7005c21b8f4a88390490a9f7cf2a0b4c559274bc094276f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d9d0b47d084084c45a9952bc9525edbb0e32f4cc5e1fb502a4bd51d91d3b29f1
[INFO] running `Command { std: "docker" "start" "-a" "d9d0b47d084084c45a9952bc9525edbb0e32f4cc5e1fb502a4bd51d91d3b29f1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/formatter.rs:39:26
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 39 |             Value::Apply(l, r) => write!(
[INFO] [stdout] 
[INFO] [stderr]    |                          ^ help: if this is intentional, prefix it with an underscore: `_l`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]   --> src/formatter.rs:39:29
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Value::Apply(l, r) => write!(
[INFO] [stderr]    |                             ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:266:5
[INFO] [stderr]     |
[INFO] [stderr] 266 |     rl.load_history(&history_path);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `mos` (bin "mos" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mos-a2556f9cec838251)
[INFO] running `Command { std: "docker" "inspect" "d9d0b47d084084c45a9952bc9525edbb0e32f4cc5e1fb502a4bd51d91d3b29f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d0b47d084084c45a9952bc9525edbb0e32f4cc5e1fb502a4bd51d91d3b29f1", kill_on_drop: false }`
[INFO] [stdout] d9d0b47d084084c45a9952bc9525edbb0e32f4cc5e1fb502a4bd51d91d3b29f1