[INFO] updating cached repository https://github.com/jasiek/rpncalc-firmware
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f53e511647f803f3d1cb253d052d9ba32c8d8983
[INFO] testing jasiek/rpncalc-firmware against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasiek%2Frpncalc-firmware" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jasiek/rpncalc-firmware on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jasiek/rpncalc-firmware
[INFO] finished tweaking git repo https://github.com/jasiek/rpncalc-firmware
[INFO] tweaked toml for git repo https://github.com/jasiek/rpncalc-firmware written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jasiek/rpncalc-firmware already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f22737d5a1bd2d53b24a5804bfcd6d56a8e4ed2379e1a4cbeee5a2d2d410410
[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" "1f22737d5a1bd2d53b24a5804bfcd6d56a8e4ed2379e1a4cbeee5a2d2d410410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f22737d5a1bd2d53b24a5804bfcd6d56a8e4ed2379e1a4cbeee5a2d2d410410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f22737d5a1bd2d53b24a5804bfcd6d56a8e4ed2379e1a4cbeee5a2d2d410410", kill_on_drop: false }`
[INFO] [stdout] 1f22737d5a1bd2d53b24a5804bfcd6d56a8e4ed2379e1a4cbeee5a2d2d410410
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44c7c1274523b15cb928c55d508b19dbae50b7b057a65b13f4556b93a8b35924
[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" "44c7c1274523b15cb928c55d508b19dbae50b7b057a65b13f4556b93a8b35924", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rpncalc-firmware v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/calc.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn peek(&self) -> T {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_2`
[INFO] [stdout]   --> src/ui.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | const KEY_2: i32 = 50;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_3`
[INFO] [stdout]   --> src/ui.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | const KEY_3: i32 = 51;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_4`
[INFO] [stdout]   --> src/ui.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | const KEY_4: i32 = 52;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_5`
[INFO] [stdout]   --> src/ui.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | const KEY_5: i32 = 53;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_6`
[INFO] [stdout]   --> src/ui.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | const KEY_6: i32 = 54;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_7`
[INFO] [stdout]   --> src/ui.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | const KEY_7: i32 = 55;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_8`
[INFO] [stdout]   --> src/ui.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | const KEY_8: i32 = 56;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `feed_test_helper`
[INFO] [stdout]    --> src/ui.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 150 |     pub fn feed_test_helper(&mut self, chars: Vec<i32>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.74s
[INFO] running `Command { std: "docker" "inspect" "44c7c1274523b15cb928c55d508b19dbae50b7b057a65b13f4556b93a8b35924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c7c1274523b15cb928c55d508b19dbae50b7b057a65b13f4556b93a8b35924", kill_on_drop: false }`
[INFO] [stdout] 44c7c1274523b15cb928c55d508b19dbae50b7b057a65b13f4556b93a8b35924
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99fb0777af007a5d6c10a5a24e37908e0b35b73590efd376faf3e8213c7e1c7b
[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" "99fb0777af007a5d6c10a5a24e37908e0b35b73590efd376faf3e8213c7e1c7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpncalc-firmware v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "99fb0777af007a5d6c10a5a24e37908e0b35b73590efd376faf3e8213c7e1c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99fb0777af007a5d6c10a5a24e37908e0b35b73590efd376faf3e8213c7e1c7b", kill_on_drop: false }`
[INFO] [stdout] 99fb0777af007a5d6c10a5a24e37908e0b35b73590efd376faf3e8213c7e1c7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2ea914a798a956b753f02c590668f5254ca6712586a0c404feccba170354956
[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" "f2ea914a798a956b753f02c590668f5254ca6712586a0c404feccba170354956", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rpncalc_firmware-92145be0a6ddb0f1
[INFO] [stdout] 
[INFO] [stderr] Error opening terminal: unknown.
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--bin rpncalc-firmware'
[INFO] running `Command { std: "docker" "inspect" "f2ea914a798a956b753f02c590668f5254ca6712586a0c404feccba170354956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ea914a798a956b753f02c590668f5254ca6712586a0c404feccba170354956", kill_on_drop: false }`
[INFO] [stdout] f2ea914a798a956b753f02c590668f5254ca6712586a0c404feccba170354956