[INFO] cloning repository https://github.com/hectorlorenzo/relox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hectorlorenzo/relox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectorlorenzo%2Frelox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectorlorenzo%2Frelox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a73dcc16ceb8fe301ffc825f96ce456f9bfa3caa
[INFO] testing hectorlorenzo/relox against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectorlorenzo%2Frelox" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hectorlorenzo/relox on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hectorlorenzo/relox
[INFO] finished tweaking git repo https://github.com/hectorlorenzo/relox
[INFO] tweaked toml for git repo https://github.com/hectorlorenzo/relox written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/hectorlorenzo/relox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f95e0f9aa957015f6194ff5e963b4d9f14a4b587ee26028fd725c2d8cecc0ba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f95e0f9aa957015f6194ff5e963b4d9f14a4b587ee26028fd725c2d8cecc0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f95e0f9aa957015f6194ff5e963b4d9f14a4b587ee26028fd725c2d8cecc0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f95e0f9aa957015f6194ff5e963b4d9f14a4b587ee26028fd725c2d8cecc0ba", kill_on_drop: false }`
[INFO] [stdout] 9f95e0f9aa957015f6194ff5e963b4d9f14a4b587ee26028fd725c2d8cecc0ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6bf4d0d53858a6df7ed8e74ef1135da750b128ef3e78973b9753bf2375b5b4e3
[INFO] running `Command { std: "docker" "start" "-a" "6bf4d0d53858a6df7ed8e74ef1135da750b128ef3e78973b9753bf2375b5b4e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling crafting_interpreters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]  --> src/value.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     values: Vec<Value>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/value.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn write(&mut self, value: Value) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "6bf4d0d53858a6df7ed8e74ef1135da750b128ef3e78973b9753bf2375b5b4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf4d0d53858a6df7ed8e74ef1135da750b128ef3e78973b9753bf2375b5b4e3", kill_on_drop: false }`
[INFO] [stdout] 6bf4d0d53858a6df7ed8e74ef1135da750b128ef3e78973b9753bf2375b5b4e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44e950efcf7dbb89e89739da43421e5070caea92979b6f560f80413b8f01982e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "44e950efcf7dbb89e89739da43421e5070caea92979b6f560f80413b8f01982e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crafting_interpreters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `values`
[INFO] [stdout]  --> src/value.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     values: Vec<Value>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/value.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn write(&mut self, value: Value) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "44e950efcf7dbb89e89739da43421e5070caea92979b6f560f80413b8f01982e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e950efcf7dbb89e89739da43421e5070caea92979b6f560f80413b8f01982e", kill_on_drop: false }`
[INFO] [stdout] 44e950efcf7dbb89e89739da43421e5070caea92979b6f560f80413b8f01982e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afcdbaf3c33767480283c321c50d4f46ba877e481dfd3c46deac40a83f9690c5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "afcdbaf3c33767480283c321c50d4f46ba877e481dfd3c46deac40a83f9690c5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `values`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/value.rs:4:5
[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] 4 |     values: Vec<Value>
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write`
[INFO] [stderr]   --> src/value.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn write(&mut self, value: Value) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `crafting_interpreters` (bin "crafting_interpreters" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crafting_interpreters-aee708a104aa924b)
[INFO] running `Command { std: "docker" "inspect" "afcdbaf3c33767480283c321c50d4f46ba877e481dfd3c46deac40a83f9690c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcdbaf3c33767480283c321c50d4f46ba877e481dfd3c46deac40a83f9690c5", kill_on_drop: false }`
[INFO] [stdout] afcdbaf3c33767480283c321c50d4f46ba877e481dfd3c46deac40a83f9690c5