[INFO] fetching crate bigbit 0.0.8... [INFO] testing bigbit-0.0.8 against 1.49.0 for beta-1.50-1 [INFO] extracting crate bigbit 0.0.8 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate bigbit 0.0.8 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6674478d8ea5b1abc0297a3dd1b59b7cd5b3cfa2d9d878dcb396a9b365864eb5 [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" "6674478d8ea5b1abc0297a3dd1b59b7cd5b3cfa2d9d878dcb396a9b365864eb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6674478d8ea5b1abc0297a3dd1b59b7cd5b3cfa2d9d878dcb396a9b365864eb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6674478d8ea5b1abc0297a3dd1b59b7cd5b3cfa2d9d878dcb396a9b365864eb5", kill_on_drop: false }` [INFO] [stdout] 6674478d8ea5b1abc0297a3dd1b59b7cd5b3cfa2d9d878dcb396a9b365864eb5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6f9b56409f0512f77022a9623a928d44c5c15c188358c37e128134da694187c [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" "d6f9b56409f0512f77022a9623a928d44c5c15c188358c37e128134da694187c", kill_on_drop: false }` [INFO] [stderr] Compiling bigbit v0.0.8 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.91s [INFO] running `Command { std: "docker" "inspect" "d6f9b56409f0512f77022a9623a928d44c5c15c188358c37e128134da694187c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6f9b56409f0512f77022a9623a928d44c5c15c188358c37e128134da694187c", kill_on_drop: false }` [INFO] [stdout] d6f9b56409f0512f77022a9623a928d44c5c15c188358c37e128134da694187c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8daf32614c2a68466ff316269b0eb3d3996795ce0c4622fbb5ab210d52c182b6 [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" "8daf32614c2a68466ff316269b0eb3d3996795ce0c4622fbb5ab210d52c182b6", kill_on_drop: false }` [INFO] [stderr] Compiling bigbit v0.0.8 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `Command { std: "docker" "inspect" "8daf32614c2a68466ff316269b0eb3d3996795ce0c4622fbb5ab210d52c182b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8daf32614c2a68466ff316269b0eb3d3996795ce0c4622fbb5ab210d52c182b6", kill_on_drop: false }` [INFO] [stdout] 8daf32614c2a68466ff316269b0eb3d3996795ce0c4622fbb5ab210d52c182b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0e4187e380ab43b9e5006b8a18ca9cf85056d34af74fa83bfb8c75da4c401053 [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" "0e4187e380ab43b9e5006b8a18ca9cf85056d34af74fa83bfb8c75da4c401053", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] running 2 tests [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bigbit-5fe2added990a3fd [INFO] [stdout] test tests::lb_add ... ok [INFO] [stderr] Doc-tests bigbit [INFO] [stdout] test tests::lb_sub ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [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: 0x55f757e764a0 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x55f757e764a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55f757e764a0 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55f757e764a0 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55f757e8f67c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x55f757e74492 - std::io::Write::write_fmt::heb7e50902e98831c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x55f757e78605 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55f757e78605 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55f757e78605 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55f757e782a8 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:227:9 [INFO] [stdout] 10: 0x55f757e78d41 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 11: 0x55f757e606fe - std::panicking::begin_panic::{{closure}}::hb7524d3e6102143a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:522:9 [INFO] [stdout] 12: 0x55f757e58569 - std::sys_common::backtrace::__rust_end_short_backtrace::h7137b1fd1eccae51 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55f757e6062b - std::panicking::begin_panic::h88ffbb574438c2e0 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:521:12 [INFO] [stdout] 14: 0x55f757e56630 - bigbit::linkedbytes::ops::sub:: for bigbit::linkedbytes::LBNum>::sub_assign::h08af833de63d8d7b [INFO] [stdout] at /opt/rustwide/workdir/src/linkedbytes/ops/sub.rs:113:17 [INFO] [stdout] 15: 0x55f757e56630 - bigbit::linkedbytes::ops::gcd::::gcd::he228137d580919cc [INFO] [stdout] at /opt/rustwide/workdir/src/linkedbytes/ops/gcd.rs:26:21 [INFO] [stdout] 16: 0x55f757e539d3 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 17: 0x55f757e53423 - core::ops::function::FnOnce::call_once::h3db408b57191f4c8 [INFO] [stdout] 18: 0x55f757e53179 - std::sys_common::backtrace::__rust_begin_short_backtrace::h63647f327f3ebdae [INFO] [stdout] 19: 0x55f757e53209 - std::rt::lang_start::{{closure}}::he1e0628789bd119a [INFO] [stdout] 20: 0x55f757e79167 - core::ops::function::impls:: for &F>::call_once::h57e2a071d427b24c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 21: 0x55f757e79167 - std::panicking::try::do_call::h81cbbe0c3b30a28e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 22: 0x55f757e79167 - std::panicking::try::hbeeb95b4e1f0a876 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 23: 0x55f757e79167 - std::panic::catch_unwind::h59c48ccb40a0bf20 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 24: 0x55f757e79167 - std::rt::lang_start_internal::ha53ab63f88fee728 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:51:25 [INFO] [stdout] 25: 0x55f757e531e8 - std::rt::lang_start::hbf8fdee85d7e16e4 [INFO] [stdout] 26: 0x55f757e53e7b - main [INFO] [stdout] 27: 0x7f8fcb05b0b3 - __libc_start_main [INFO] [stdout] 28: 0x55f757e530ae - _start [INFO] [stdout] 29: 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 [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "0e4187e380ab43b9e5006b8a18ca9cf85056d34af74fa83bfb8c75da4c401053", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e4187e380ab43b9e5006b8a18ca9cf85056d34af74fa83bfb8c75da4c401053", kill_on_drop: false }` [INFO] [stdout] 0e4187e380ab43b9e5006b8a18ca9cf85056d34af74fa83bfb8c75da4c401053