[INFO] fetching crate bigbit 0.0.8... [INFO] testing bigbit-0.0.8 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate bigbit 0.0.8 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate bigbit 0.0.8 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate bigbit 0.0.8 [INFO] finished tweaking crates.io crate bigbit 0.0.8 [INFO] tweaked toml for crates.io crate bigbit 0.0.8 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cbae8985db7e4cd6b1c38b824d5ceb3db261c82375332cdd9658108620475ebb [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" "cbae8985db7e4cd6b1c38b824d5ceb3db261c82375332cdd9658108620475ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cbae8985db7e4cd6b1c38b824d5ceb3db261c82375332cdd9658108620475ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbae8985db7e4cd6b1c38b824d5ceb3db261c82375332cdd9658108620475ebb", kill_on_drop: false }` [INFO] [stdout] cbae8985db7e4cd6b1c38b824d5ceb3db261c82375332cdd9658108620475ebb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61132ef5bc4e53b6c08af13a92d7be9d1bed68da9510319a3e49a856f533bbfa [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" "61132ef5bc4e53b6c08af13a92d7be9d1bed68da9510319a3e49a856f533bbfa", kill_on_drop: false }` [INFO] [stderr] Compiling bigbit v0.0.8 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.84s [INFO] running `Command { std: "docker" "inspect" "61132ef5bc4e53b6c08af13a92d7be9d1bed68da9510319a3e49a856f533bbfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61132ef5bc4e53b6c08af13a92d7be9d1bed68da9510319a3e49a856f533bbfa", kill_on_drop: false }` [INFO] [stdout] 61132ef5bc4e53b6c08af13a92d7be9d1bed68da9510319a3e49a856f533bbfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 331fdaabf5ced218e42cac8efa429c0e548741dca7065af3fa8b34b487541bb8 [INFO] running `Command { std: "docker" "start" "-a" "331fdaabf5ced218e42cac8efa429c0e548741dca7065af3fa8b34b487541bb8", kill_on_drop: false }` [INFO] [stderr] Compiling bigbit v0.0.8 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.75s [INFO] running `Command { std: "docker" "inspect" "331fdaabf5ced218e42cac8efa429c0e548741dca7065af3fa8b34b487541bb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "331fdaabf5ced218e42cac8efa429c0e548741dca7065af3fa8b34b487541bb8", kill_on_drop: false }` [INFO] [stdout] 331fdaabf5ced218e42cac8efa429c0e548741dca7065af3fa8b34b487541bb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5bb3da8f434df6816559ae6a0537633e404621a4ad8bb83bc12bc22a0232d5bd [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" "5bb3da8f434df6816559ae6a0537633e404621a4ad8bb83bc12bc22a0232d5bd", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bigbit-c1be4186e0a7f5a3 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::lb_sub ... ok [INFO] [stderr] Doc-tests bigbit [INFO] [stdout] test tests::lb_add ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/linkedbytes/lbstring/mod.rs - linkedbytes::lbstring::LBString (line 16) ... FAILED [INFO] [stdout] test src/linkedbytes/ops/gcd.rs - linkedbytes::ops::gcd::LBNum::gcd (line 10) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/linkedbytes/lbstring/mod.rs - linkedbytes::lbstring::LBString (line 16) stdout ---- [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/linkedbytes/lbstring/mod.rs:23:35 [INFO] [stdout] | [INFO] [stdout] 10 | let my_string_lb = LBString::from(MY_STRING); // Creates an LBString from a string slice [INFO] [stdout] | ^^^^^^^^^ expected struct `LBString`, found `&str` [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/linkedbytes/lbstring/mod.rs:24:35 [INFO] [stdout] | [INFO] [stdout] 11 | let stdstring_lb = LBString::from(stdstring); // Creates an LBString from a String [INFO] [stdout] | ^^^^^^^^^ expected struct `LBString`, found struct `String` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `String: From` is not satisfied [INFO] [stdout] --> src/linkedbytes/lbstring/mod.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 14 | assert_eq!(String::from(my_string_lb), MY_STRING); [INFO] [stdout] | ^^^^^^^^^^^^ the trait `From` is not implemented for `String` [INFO] [stdout] | [INFO] [stdout] = help: the following implementations were found: [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] >> [INFO] [stdout] and 2 others [INFO] [stdout] = note: required by `from` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `String: From` is not satisfied [INFO] [stdout] --> src/linkedbytes/lbstring/mod.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 15 | assert_eq!(String::from(stdstring_lb), "This is a standard string!"); [INFO] [stdout] | ^^^^^^^^^^^^ the trait `From` is not implemented for `String` [INFO] [stdout] | [INFO] [stdout] = help: the following implementations were found: [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] >> [INFO] [stdout] and 2 others [INFO] [stdout] = note: required by `from` [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `String: From` is not satisfied [INFO] [stdout] --> src/linkedbytes/lbstring/mod.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 16 | assert_eq!(String::from(my_string_lb_2), MY_STRING); [INFO] [stdout] | ^^^^^^^^^^^^ the trait `From` is not implemented for `String` [INFO] [stdout] | [INFO] [stdout] = help: the following implementations were found: [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] > [INFO] [stdout] >> [INFO] [stdout] and 2 others [INFO] [stdout] = note: required by `from` [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/linkedbytes/ops/gcd.rs - linkedbytes::ops::gcd::LBNum::gcd (line 10) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [src/linkedbytes/ops/gcd.rs:24] &lhs = LBNum( [INFO] [stdout] LBSequence( [INFO] [stdout] [ [INFO] [stdout] LinkedByte( [INFO] [stdout] 18, [INFO] [stdout] "end", [INFO] [stdout] ), [INFO] [stdout] ], [INFO] [stdout] ), [INFO] [stdout] ) [INFO] [stdout] [src/linkedbytes/ops/gcd.rs:25] &rhs = LBNum( [INFO] [stdout] LBSequence( [INFO] [stdout] [ [INFO] [stdout] LinkedByte( [INFO] [stdout] 12, [INFO] [stdout] "end", [INFO] [stdout] ), [INFO] [stdout] ], [INFO] [stdout] ), [INFO] [stdout] ) [INFO] [stdout] thread 'main' panicked at 'BigBit integer underflow', src/linkedbytes/ops/sub.rs:113:17 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5643e6665b87 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5643e6665b87 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5643e6665b87 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5643e6665b87 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5643e667c63c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x5643e6663ad2 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stdout] 6: 0x5643e66678c5 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5643e66678c5 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5643e66678c5 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5643e666741a - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x5643e6668061 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stdout] 11: 0x5643e6649e4e - std::panicking::begin_panic::{{closure}}::hcaf5a8582cd33a73 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:520:9 [INFO] [stdout] 12: 0x5643e6643ec9 - std::sys_common::backtrace::__rust_end_short_backtrace::h57df84093027ded2 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5643e6649d7b - std::panicking::begin_panic::h2500af6839ce4324 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:519:12 [INFO] [stdout] 14: 0x5643e66417a8 - bigbit::linkedbytes::ops::sub:: for bigbit::linkedbytes::LBNum>::sub_assign::h5339d8b7c54abf5e [INFO] [stdout] at /opt/rustwide/workdir/src/linkedbytes/ops/sub.rs:113:17 [INFO] [stdout] 15: 0x5643e66417a8 - bigbit::linkedbytes::ops::gcd::::gcd::h38f098f4d2d9561e [INFO] [stdout] at /opt/rustwide/workdir/src/linkedbytes/ops/gcd.rs:26:21 [INFO] [stdout] 16: 0x5643e663e9b3 - rust_out::main::_doctest_main_src_linkedbytes_ops_gcd_rs_10_0::h4064ce2d4b8acdda [INFO] [stdout] 17: 0x5643e663e7a6 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 18: 0x5643e663e423 - core::ops::function::FnOnce::call_once::h2f28b12db24480a4 [INFO] [stdout] 19: 0x5643e663e179 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7ff69755847bac0f [INFO] [stdout] 20: 0x5643e663e209 - std::rt::lang_start::{{closure}}::h8f8fe4b1b4c3ba44 [INFO] [stdout] 21: 0x5643e6668487 - core::ops::function::impls:: for &F>::call_once::hb5ab992a536e3d7c [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 22: 0x5643e6668487 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stdout] 23: 0x5643e6668487 - std::panicking::try::ha7167c079f243e71 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stdout] 24: 0x5643e6668487 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stdout] 25: 0x5643e6668487 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stdout] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stdout] 26: 0x5643e663e1e8 - std::rt::lang_start::hd3cc8db4b735f367 [INFO] [stdout] 27: 0x5643e663ee5b - main [INFO] [stdout] 28: 0x7f43500ff0b3 - __libc_start_main [INFO] [stdout] 29: 0x5643e663e0ae - _start [INFO] [stdout] 30: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/linkedbytes/lbstring/mod.rs - linkedbytes::lbstring::LBString (line 16) [INFO] [stdout] src/linkedbytes/ops/gcd.rs - linkedbytes::ops::gcd::LBNum::gcd (line 10) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "5bb3da8f434df6816559ae6a0537633e404621a4ad8bb83bc12bc22a0232d5bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bb3da8f434df6816559ae6a0537633e404621a4ad8bb83bc12bc22a0232d5bd", kill_on_drop: false }` [INFO] [stdout] 5bb3da8f434df6816559ae6a0537633e404621a4ad8bb83bc12bc22a0232d5bd