[INFO] cloning repository https://github.com/ymgyt/calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ymgyt/calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Fcalculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Fcalculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8e420bda64c68997eb06bbc16b165c29ad0b121
[INFO] checking ymgyt/calculator against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Fcalculator" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ymgyt/calculator on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ymgyt/calculator
[INFO] finished tweaking git repo https://github.com/ymgyt/calculator
[INFO] tweaked toml for git repo https://github.com/ymgyt/calculator written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ymgyt/calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c45c1f5fbf649115db3c6be7ebf4a29e84fe5563653ccb44a6f071ca2b3c119
[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" "0c45c1f5fbf649115db3c6be7ebf4a29e84fe5563653ccb44a6f071ca2b3c119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c45c1f5fbf649115db3c6be7ebf4a29e84fe5563653ccb44a6f071ca2b3c119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c45c1f5fbf649115db3c6be7ebf4a29e84fe5563653ccb44a6f071ca2b3c119", kill_on_drop: false }`
[INFO] [stdout] 0c45c1f5fbf649115db3c6be7ebf4a29e84fe5563653ccb44a6f071ca2b3c119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6adc0bf04ebb0c5de505eac6277f873e80514ed8395a9ca2e9f450bc1daa3cf9
[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" "6adc0bf04ebb0c5de505eac6277f873e80514ed8395a9ca2e9f450bc1daa3cf9", kill_on_drop: false }`
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[INFO] [stderr]     Checking wayland-sys v0.25.0
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[INFO] [stderr]    Compiling wayland-scanner v0.25.0
[INFO] [stderr]     Checking rand v0.7.3
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[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling orbtk-proc-macros v0.3.1-alpha2
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]     Checking orbtk-render v0.3.1-alpha2
[INFO] [stderr]     Checking orbtk-shell v0.3.1-alpha2
[INFO] [stderr]     Checking orbtk-css-engine v0.3.1-alpha2
[INFO] [stderr]     Checking orbtk-theme v0.3.1-alpha2
[INFO] [stderr]     Checking ron v0.5.1
[INFO] [stderr]     Checking orbtk-api v0.3.1-alpha2
[INFO] [stderr]     Checking orbtk-widgets v0.3.1-alpha2
[INFO] [stderr]     Checking orbtk v0.3.1-alpha2
[INFO] [stderr]     Checking calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]  --> src/main.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn template(self, id: Entity, ctx: &mut BuildContext) -> Self {
[INFO] [stdout]   |                       ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]  --> src/main.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn template(self, id: Entity, ctx: &mut BuildContext) -> Self {
[INFO] [stdout]   |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]  --> src/main.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn template(self, id: Entity, ctx: &mut BuildContext) -> Self {
[INFO] [stdout]   |                       ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]  --> src/main.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn template(self, id: Entity, ctx: &mut BuildContext) -> Self {
[INFO] [stdout]   |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "6adc0bf04ebb0c5de505eac6277f873e80514ed8395a9ca2e9f450bc1daa3cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6adc0bf04ebb0c5de505eac6277f873e80514ed8395a9ca2e9f450bc1daa3cf9", kill_on_drop: false }`
[INFO] [stdout] 6adc0bf04ebb0c5de505eac6277f873e80514ed8395a9ca2e9f450bc1daa3cf9