[INFO] cloning repository https://github.com/Xiaobin0860/rust_learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xiaobin0860/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eadf8da07e65c727989d906e1b7873b0d30682c3 [INFO] checking Xiaobin0860/rust_learning against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning" "/workspace/builds/worker-98/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-98/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Xiaobin0860/rust_learning on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Xiaobin0860/rust_learning [INFO] finished tweaking git repo https://github.com/Xiaobin0860/rust_learning [INFO] tweaked toml for git repo https://github.com/Xiaobin0860/rust_learning written to /workspace/builds/worker-98/source/Cargo.toml [INFO] crate git repo https://github.com/Xiaobin0860/rust_learning already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05cb2bf3164aaba79cff66183158566bdda419dc42a90b69ce12f58f52c3e6ec [INFO] running `Command { std: "docker" "start" "-a" "05cb2bf3164aaba79cff66183158566bdda419dc42a90b69ce12f58f52c3e6ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05cb2bf3164aaba79cff66183158566bdda419dc42a90b69ce12f58f52c3e6ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05cb2bf3164aaba79cff66183158566bdda419dc42a90b69ce12f58f52c3e6ec", kill_on_drop: false }` [INFO] [stdout] 05cb2bf3164aaba79cff66183158566bdda419dc42a90b69ce12f58f52c3e6ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a07a581745677478a00d379793da99e96d63fc1ff671f5612707a9d2dc28da7 [INFO] running `Command { std: "docker" "start" "-a" "1a07a581745677478a00d379793da99e96d63fc1ff671f5612707a9d2dc28da7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling anyhow v1.0.40 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Checking futures-io v0.3.15 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling multimap v0.8.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Checking tower-layer v0.3.1 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking hello_bin v0.1.0 (/opt/rustwide/workdir/training/hello_bin) [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> training/hello_bin/src/types.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | age: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stdout] warning: field is never read: `gender` [INFO] [stdout] --> training/hello_bin/src/types.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) gender: Gender, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking heck v0.3.3 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling rust_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling tokio v1.11.0 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> training/hello_bin/src/types.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | age: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `gender` [INFO] [stdout] --> training/hello_bin/src/types.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | pub(crate) gender: Gender, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking petgraph v0.5.1 [INFO] [stderr] Compiling which v4.1.0 [INFO] [stderr] Checking dashmap v4.0.2 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Compiling prost-build v0.8.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> tests/test_conversion.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | value: T, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> tests/test_custom_types.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | name: &'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> tests/test_custom_types.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | age: u8, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> tests/test_prints.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | x: i64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> tests/test_prints.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | y: i64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `z` [INFO] [stdout] --> tests/test_prints.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | z: i64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `p1` [INFO] [stdout] --> tests/test_prints.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | p1: Point, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `p2` [INFO] [stdout] --> tests/test_prints.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | p2: Point, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> tests/test_macros.rs:55:70 [INFO] [stdout] | [INFO] [stdout] 55 | println!("{:?} = {:?}", stringify!($expression), $expression); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 64 | / print_result!({ [INFO] [stdout] 65 | | let x = 1u32; [INFO] [stdout] 66 | | x * x + 2 * x - 1 [INFO] [stdout] 67 | | }) [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `print_result` [INFO] [stdout] = note: this warning originates in the macro `print_result` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> tests/test_std_libs.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | x: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> tests/test_std_libs.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | y: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling prost-derive v0.8.0 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking pin-project v1.0.8 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Compiling prost v0.8.0 [INFO] [stderr] Checking prost-types v0.8.0 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking prostc v0.1.0 (/opt/rustwide/workdir/training/prostc) [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Compiling tonic-build v0.5.1 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking tokio-io-timeout v1.1.1 [INFO] [stderr] Compiling kv v0.1.0 (/opt/rustwide/workdir/training/kv) [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking tower v0.4.8 [INFO] [stderr] Compiling pow v0.1.0 (/opt/rustwide/workdir/training/pow) [INFO] [stderr] error: failed to run custom build command for `pow v0.1.0 (/opt/rustwide/workdir/training/pow)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pow-7ee91d2b392ad41b/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', training/pow/build.rs:5:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5642f5f62b0c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x5642f5f62b0c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5642f5f62b0c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5642f5f62b0c - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5642f5f8778c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x5642f5f5f455 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x5642f5f646f0 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5642f5f646f0 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5642f5f646f0 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x5642f5f6429b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x5642f5f64dc9 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:610:17 [INFO] [stderr] 11: 0x5642f5f64880 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x5642f5f62fc4 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x5642f5f647e9 - rust_begin_unwind [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x5642f5c9e761 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/core/src/panicking.rs:107:14 [INFO] [stderr] 15: 0x5642f5c9e853 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x5642f5cd9776 - core::result::Result::unwrap::h270c9ab9256ae766 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x5642f5cb0d38 - build_script_build::main::h2c259e46379e9810 [INFO] [stderr] at /opt/rustwide/workdir/training/pow/build.rs:2:5 [INFO] [stderr] 18: 0x5642f5cada1b - core::ops::function::FnOnce::call_once::h58b36941ae543a4f [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5642f5caf78e - std::sys_common::backtrace::__rust_begin_short_backtrace::hfd18d22ed8e24108 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x5642f5cad8b1 - std::rt::lang_start::{{closure}}::h8e010fb4208e778d [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x5642f5f62351 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5642f5f62351 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x5642f5f62351 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x5642f5f62351 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x5642f5f62351 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x5642f5f62351 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x5642f5f62351 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x5642f5f62351 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x5642f5f62351 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x5642f5cad880 - std::rt::lang_start::he6b19452dad84465 [INFO] [stderr] at /rustc/936f2600b6c903b04387f74ed5cbce88bb06d243/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x5642f5cb0d5c - main [INFO] [stderr] 32: 0x7f460f7ee0b3 - __libc_start_main [INFO] [stderr] 33: 0x5642f5c9eefe - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1a07a581745677478a00d379793da99e96d63fc1ff671f5612707a9d2dc28da7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a07a581745677478a00d379793da99e96d63fc1ff671f5612707a9d2dc28da7", kill_on_drop: false }` [INFO] [stdout] 1a07a581745677478a00d379793da99e96d63fc1ff671f5612707a9d2dc28da7