[INFO] cloning repository https://github.com/christiankuhl/pythonos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christiankuhl/pythonos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristiankuhl%2Fpythonos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristiankuhl%2Fpythonos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53f3900af31fe6d4f06e0b0fca8a223d6fc9c2ec
[INFO] checking christiankuhl/pythonos against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristiankuhl%2Fpythonos" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:   1% (1551/133601)
Updating files:   2% (2673/133601)
Updating files:   3% (4009/133601)
Updating files:   4% (5345/133601)
Updating files:   4% (5674/133601)
Updating files:   5% (6681/133601)
Updating files:   6% (8017/133601)
Updating files:   7% (9353/133601)
Updating files:   8% (10689/133601)
Updating files:   9% (12025/133601)
Updating files:  10% (13361/133601)
Updating files:  10% (13926/133601)
Updating files:  11% (14697/133601)
Updating files:  12% (16033/133601)
Updating files:  13% (17369/133601)
Updating files:  14% (18705/133601)
Updating files:  15% (20041/133601)
Updating files:  16% (21377/133601)
Updating files:  17% (22713/133601)
Updating files:  18% (24049/133601)
Updating files:  18% (24993/133601)
Updating files:  19% (25385/133601)
Updating files:  20% (26721/133601)
Updating files:  21% (28057/133601)
Updating files:  22% (29393/133601)
Updating files:  22% (30362/133601)
Updating files:  23% (30729/133601)
Updating files:  24% (32065/133601)
Updating files:  25% (33401/133601)
Updating files:  26% (34737/133601)
Updating files:  27% (36073/133601)
Updating files:  28% (37409/133601)
Updating files:  29% (38745/133601)
Updating files:  30% (40081/133601)
Updating files:  31% (41417/133601)
Updating files:  32% (42753/133601)
Updating files:  33% (44089/133601)
Updating files:  34% (45425/133601)
Updating files:  34% (45782/133601)
Updating files:  35% (46761/133601)
Updating files:  36% (48097/133601)
Updating files:  37% (49433/133601)
Updating files:  38% (50769/133601)
Updating files:  39% (52105/133601)
Updating files:  40% (53441/133601)
Updating files:  41% (54777/133601)
Updating files:  42% (56113/133601)
Updating files:  43% (57449/133601)
Updating files:  44% (58785/133601)
Updating files:  45% (60121/133601)
Updating files:  46% (61457/133601)
Updating files:  47% (62793/133601)
Updating files:  48% (64129/133601)
Updating files:  49% (65465/133601)
Updating files:  50% (66801/133601)
Updating files:  50% (68087/133601)
Updating files:  51% (68137/133601)
Updating files:  52% (69473/133601)
Updating files:  53% (70809/133601)
Updating files:  54% (72145/133601)
Updating files:  55% (73481/133601)
Updating files:  56% (74817/133601)
Updating files:  57% (76153/133601)
Updating files:  58% (77489/133601)
Updating files:  59% (78825/133601)
Updating files:  60% (80161/133601)
Updating files:  61% (81497/133601)
Updating files:  62% (82833/133601)
Updating files:  63% (84169/133601)
Updating files:  63% (84528/133601)
Updating files:  64% (85505/133601)
Updating files:  65% (86841/133601)
Updating files:  66% (88177/133601)
Updating files:  67% (89513/133601)
Updating files:  68% (90849/133601)
Updating files:  69% (92185/133601)
Updating files:  70% (93521/133601)
Updating files:  71% (94857/133601)
Updating files:  72% (96193/133601)
Updating files:  73% (97529/133601)
Updating files:  74% (98865/133601)
Updating files:  74% (99613/133601)
Updating files:  75% (100201/133601)
Updating files:  76% (101537/133601)
Updating files:  77% (102873/133601)
Updating files:  78% (104209/133601)
Updating files:  79% (105545/133601)
Updating files:  80% (106881/133601)
Updating files:  81% (108217/133601)
Updating files:  82% (109553/133601)
Updating files:  83% (110889/133601)
Updating files:  84% (112225/133601)
Updating files:  84% (112315/133601)
Updating files:  85% (113561/133601)
Updating files:  86% (114897/133601)
Updating files:  87% (116233/133601)
Updating files:  88% (117569/133601)
Updating files:  89% (118905/133601)
Updating files:  90% (120241/133601)
Updating files:  91% (121577/133601)
Updating files:  91% (122419/133601)
Updating files:  92% (122913/133601)
Updating files:  93% (124249/133601)
Updating files:  94% (125585/133601)
Updating files:  95% (126921/133601)
Updating files:  96% (128257/133601)
Updating files:  97% (129593/133601)
Updating files:  98% (130929/133601)
Updating files:  99% (132265/133601)
Updating files: 100% (133601/133601)
Updating files: 100% (133601/133601), done.
[INFO] validating manifest of git repo https://github.com/christiankuhl/pythonos on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/christiankuhl/pythonos
[INFO] finished tweaking git repo https://github.com/christiankuhl/pythonos
[INFO] tweaked toml for git repo https://github.com/christiankuhl/pythonos written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x86_64 v0.14.4
[INFO] [stderr]   Downloaded uart_16550 v0.2.15
[INFO] [stderr]   Downloaded pic8259 v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e34d0979a662b7551735f574d32e3fdbe6ee6fbddbf59c8a4ae34e265f4c8f8a
[INFO] running `Command { std: "docker" "start" "-a" "e34d0979a662b7551735f574d32e3fdbe6ee6fbddbf59c8a4ae34e265f4c8f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e34d0979a662b7551735f574d32e3fdbe6ee6fbddbf59c8a4ae34e265f4c8f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e34d0979a662b7551735f574d32e3fdbe6ee6fbddbf59c8a4ae34e265f4c8f8a", kill_on_drop: false }`
[INFO] [stdout] e34d0979a662b7551735f574d32e3fdbe6ee6fbddbf59c8a4ae34e265f4c8f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 513185ab4f7ee414c469753cec42342dde1f1eef23f423bd2ce5341cb48acfda
[INFO] running `Command { std: "docker" "start" "-a" "513185ab4f7ee414c469753cec42342dde1f1eef23f423bd2ce5341cb48acfda", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]     Checking elf v0.1.0 (/opt/rustwide/workdir/userland/libraries/elf)
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling titanium v0.1.0 (/opt/rustwide/workdir/kernel)
[INFO] [stderr]     Checking uart_16550 v0.2.15
[INFO] [stderr]     Checking pic8259 v0.10.2
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `titanium` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]   --> kernel/src/memory/region_frame_allocator.rs:99:36
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn deallocate_frame(&mut self, frame: PhysFrame) {
[INFO] [stdout]    |                                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buttons`
[INFO] [stdout]   --> kernel/src/drivers/mouse.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     buttons: u8,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Shell`
[INFO] [stdout]   --> kernel/src/shell/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Shell {}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "513185ab4f7ee414c469753cec42342dde1f1eef23f423bd2ce5341cb48acfda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513185ab4f7ee414c469753cec42342dde1f1eef23f423bd2ce5341cb48acfda", kill_on_drop: false }`
[INFO] [stdout] 513185ab4f7ee414c469753cec42342dde1f1eef23f423bd2ce5341cb48acfda