[INFO] fetching crate ctw 0.1.0... [INFO] testing ctw-0.1.0 against master#c5842b0be783dffa5a49693541acb79115c7eeef for pr-102570 [INFO] extracting crate ctw 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate ctw 0.1.0 on toolchain c5842b0be783dffa5a49693541acb79115c7eeef [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ctw 0.1.0 [INFO] finished tweaking crates.io crate ctw 0.1.0 [INFO] tweaked toml for crates.io crate ctw 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate ctw 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4cb054c65bf62b47a2624928da103fc77176d227c70d5369b307204f71d6879f [INFO] running `Command { std: "docker" "start" "-a" "4cb054c65bf62b47a2624928da103fc77176d227c70d5369b307204f71d6879f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4cb054c65bf62b47a2624928da103fc77176d227c70d5369b307204f71d6879f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cb054c65bf62b47a2624928da103fc77176d227c70d5369b307204f71d6879f", kill_on_drop: false }` [INFO] [stdout] 4cb054c65bf62b47a2624928da103fc77176d227c70d5369b307204f71d6879f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28283a15fc650b8984d3b593ccc2f5b3e97439635b5a6a5c35ededc62842e205 [INFO] running `Command { std: "docker" "start" "-a" "28283a15fc650b8984d3b593ccc2f5b3e97439635b5a6a5c35ededc62842e205", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.2.5 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling ctw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `revert_zero` is never used [INFO] [stdout] --> src/ctw_node.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn revert_zero(&mut self, context: &[bool]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `revert` is never used [INFO] [stdout] --> src/ctw_node.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn revert(&mut self, symbol: bool, context: &[bool]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `clear_context` is never used [INFO] [stdout] --> src/ctw_tree.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn clear_context(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.54s [INFO] running `Command { std: "docker" "inspect" "28283a15fc650b8984d3b593ccc2f5b3e97439635b5a6a5c35ededc62842e205", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28283a15fc650b8984d3b593ccc2f5b3e97439635b5a6a5c35ededc62842e205", kill_on_drop: false }` [INFO] [stdout] 28283a15fc650b8984d3b593ccc2f5b3e97439635b5a6a5c35ededc62842e205 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a36f4f16663bc382cfcee0a75a00392999111a09ed7263f78863bbb5796644c3 [INFO] running `Command { std: "docker" "start" "-a" "a36f4f16663bc382cfcee0a75a00392999111a09ed7263f78863bbb5796644c3", kill_on_drop: false }` [INFO] [stderr] Compiling ctw v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function `revert_zero` is never used [INFO] [stdout] --> src/ctw_node.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn revert_zero(&mut self, context: &[bool]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `revert` is never used [INFO] [stdout] --> src/ctw_node.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn revert(&mut self, symbol: bool, context: &[bool]) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `clear_context` is never used [INFO] [stdout] --> src/ctw_tree.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn clear_context(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "a36f4f16663bc382cfcee0a75a00392999111a09ed7263f78863bbb5796644c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a36f4f16663bc382cfcee0a75a00392999111a09ed7263f78863bbb5796644c3", kill_on_drop: false }` [INFO] [stdout] a36f4f16663bc382cfcee0a75a00392999111a09ed7263f78863bbb5796644c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+c5842b0be783dffa5a49693541acb79115c7eeef" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d0d35f8df336ebf5cf0f76d5b3f8537b12cde0fcc1da65abca1ff35f177724a4 [INFO] running `Command { std: "docker" "start" "-a" "d0d35f8df336ebf5cf0f76d5b3f8537b12cde0fcc1da65abca1ff35f177724a4", kill_on_drop: false }` [INFO] [stderr] warning: associated function `revert_zero` is never used [INFO] [stderr] --> src/ctw_node.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn revert_zero(&mut self, context: &[bool]) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `revert` is never used [INFO] [stderr] --> src/ctw_node.rs:82:12 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn revert(&mut self, symbol: bool, context: &[bool]) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function `clear_context` is never used [INFO] [stderr] --> src/ctw_tree.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn clear_context(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ctw` (bin "ctw" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ctw-d5fab66a67671a02) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ctw-f1b829bb5ff22a57) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests ctw [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - ReadmeDoctests (line 14) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - ReadmeDoctests (line 14) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] predictions: [1, 0, 1, 0, 1, 0, 0, 0, 0, 0] [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[1, 0, 1, 0, 1, 0, 0, 0, 0, 0]`, [INFO] [stdout] right: `[1, 0, 1, 0, 1, 0, 1, 0, 1, 0]`', src/lib.rs:23:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5640549cf370 - std::backtrace_rs::backtrace::libunwind::trace::he04b6d40112d6639 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x5640549cf370 - std::backtrace_rs::backtrace::trace_unsynchronized::h93bb5736cc0446d6 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5640549cf370 - std::sys_common::backtrace::_print_fmt::h194608c93e335f88 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/sys_common/backtrace.rs:65:5 [INFO] [stdout] 3: 0x5640549cf370 - ::fmt::hcd25e852ea89b4f5 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x5640549e944e - core::fmt::write::h5fe0ed2793f92a83 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/core/src/fmt/mod.rs:1209:17 [INFO] [stdout] 5: 0x5640549cd445 - std::io::Write::write_fmt::h3e0c3bcfa829a1de [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/io/mod.rs:1682:15 [INFO] [stdout] 6: 0x5640549cf135 - std::sys_common::backtrace::_print::h137275aa061b9520 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 7: 0x5640549cf135 - std::sys_common::backtrace::print::h0abc92ad99a2e9ea [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 8: 0x5640549d081f - std::panicking::default_hook::{{closure}}::had7442d4100942fb [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:267:22 [INFO] [stdout] 9: 0x5640549d055a - std::panicking::default_hook::he29a4b4ac8c0db9a [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:286:9 [INFO] [stdout] 10: 0x5640549d0f1c - std::panicking::rust_panic_with_hook::hb248569adc7e19ef [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:688:13 [INFO] [stdout] 11: 0x5640549d0cb7 - std::panicking::begin_panic_handler::{{closure}}::h8fbe136907bbc5ab [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:579:13 [INFO] [stdout] 12: 0x5640549cf81c - std::sys_common::backtrace::__rust_end_short_backtrace::hb7948ddc456dafc4 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/sys_common/backtrace.rs:137:18 [INFO] [stdout] 13: 0x5640549d09d2 - rust_begin_unwind [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:575:5 [INFO] [stdout] 14: 0x564054971453 - core::panicking::panic_fmt::h1c2fe0c2fa8ba0a1 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/core/src/panicking.rs:65:14 [INFO] [stdout] 15: 0x5640549e87db - core::panicking::assert_failed_inner::h2537ce38c8976435 [INFO] [stdout] 16: 0x564054973cc6 - core::panicking::assert_failed::h461b65e46a60e0f6 [INFO] [stdout] 17: 0x5640549760e3 - rust_out::main::_doctest_main_src_lib_rs_14_0::hcae213779d8d414e [INFO] [stdout] 18: 0x564054975c76 - rust_out::main::hcf14d05ffc5d79a6 [INFO] [stdout] 19: 0x564054973033 - core::ops::function::FnOnce::call_once::h509b142bb43ebe33 [INFO] [stdout] 20: 0x5640549729e9 - std::sys_common::backtrace::__rust_begin_short_backtrace::h1e0bd1d27de682c4 [INFO] [stdout] 21: 0x564054972a39 - std::rt::lang_start::{{closure}}::h979cbb42b68071a4 [INFO] [stdout] 22: 0x5640549cabcb - core::ops::function::impls:: for &F>::call_once::h2622fd903136e58d [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/core/src/ops/function.rs:606:13 [INFO] [stdout] 23: 0x5640549cabcb - std::panicking::try::do_call::h133848df1efb4eb8 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:483:40 [INFO] [stdout] 24: 0x5640549cabcb - std::panicking::try::hc98e1b58459d48ab [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:447:19 [INFO] [stdout] 25: 0x5640549cabcb - std::panic::catch_unwind::hc77076b761776acf [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x5640549cabcb - std::rt::lang_start_internal::{{closure}}::hc61fc51e6a6870ae [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/rt.rs:148:48 [INFO] [stdout] 27: 0x5640549cabcb - std::panicking::try::do_call::hf682061429c5358a [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:483:40 [INFO] [stdout] 28: 0x5640549cabcb - std::panicking::try::he34c45a5b2cfac05 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panicking.rs:447:19 [INFO] [stdout] 29: 0x5640549cabcb - std::panic::catch_unwind::hb1938a2a6a1324a3 [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/panic.rs:137:14 [INFO] [stdout] 30: 0x5640549cabcb - std::rt::lang_start_internal::hbfccc0a55f3208fe [INFO] [stdout] at /rustc/c5842b0be783dffa5a49693541acb79115c7eeef/library/std/src/rt.rs:148:20 [INFO] [stdout] 31: 0x564054972a17 - std::rt::lang_start::h8c7e1e40fb363db4 [INFO] [stdout] 32: 0x564054976145 - main [INFO] [stdout] 33: 0x7f83fff17083 - __libc_start_main [INFO] [stdout] 34: 0x5640549717ee - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - ReadmeDoctests (line 14) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "d0d35f8df336ebf5cf0f76d5b3f8537b12cde0fcc1da65abca1ff35f177724a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0d35f8df336ebf5cf0f76d5b3f8537b12cde0fcc1da65abca1ff35f177724a4", kill_on_drop: false }` [INFO] [stdout] d0d35f8df336ebf5cf0f76d5b3f8537b12cde0fcc1da65abca1ff35f177724a4