[INFO] crate x-923 0.1.2 is already in cache [INFO] testing x-923-0.1.2 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate x-923 0.1.2 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate x-923 0.1.2 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate x-923 0.1.2 [INFO] finished tweaking crates.io crate x-923 0.1.2 [INFO] tweaked toml for crates.io crate x-923 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 6eecce2b3b785dc824dc5da55d9f3bf0f26bbd9b2d8c2c2edd8695d474931da7 [INFO] running `Command { std: "docker" "start" "-a" "6eecce2b3b785dc824dc5da55d9f3bf0f26bbd9b2d8c2c2edd8695d474931da7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6eecce2b3b785dc824dc5da55d9f3bf0f26bbd9b2d8c2c2edd8695d474931da7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eecce2b3b785dc824dc5da55d9f3bf0f26bbd9b2d8c2c2edd8695d474931da7", kill_on_drop: false }` [INFO] [stdout] 6eecce2b3b785dc824dc5da55d9f3bf0f26bbd9b2d8c2c2edd8695d474931da7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7fd6c5be22d2816b626f3e0f6ca73d79fb8afe8432c7e23c48374f843b2a396 [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" "e7fd6c5be22d2816b626f3e0f6ca73d79fb8afe8432c7e23c48374f843b2a396", kill_on_drop: false }` [INFO] [stderr] Compiling x-923 v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn pad_buffer(mut buffer: &mut Vec, block_size: u8) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:31:22 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn un_pad_buffer(mut buffer: &mut Vec) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "e7fd6c5be22d2816b626f3e0f6ca73d79fb8afe8432c7e23c48374f843b2a396", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7fd6c5be22d2816b626f3e0f6ca73d79fb8afe8432c7e23c48374f843b2a396", kill_on_drop: false }` [INFO] [stdout] e7fd6c5be22d2816b626f3e0f6ca73d79fb8afe8432c7e23c48374f843b2a396 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7aa5665411f8f11565bc3021e5edb2155e0e43cd139f787e4a97acc5d31adb34 [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" "7aa5665411f8f11565bc3021e5edb2155e0e43cd139f787e4a97acc5d31adb34", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn pad_buffer(mut buffer: &mut Vec, block_size: u8) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling x-923 v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:31:22 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn un_pad_buffer(mut buffer: &mut Vec) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn pad_buffer(mut buffer: &mut Vec, block_size: u8) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:31:22 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn un_pad_buffer(mut buffer: &mut Vec) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.29s [INFO] running `Command { std: "docker" "inspect" "7aa5665411f8f11565bc3021e5edb2155e0e43cd139f787e4a97acc5d31adb34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7aa5665411f8f11565bc3021e5edb2155e0e43cd139f787e4a97acc5d31adb34", kill_on_drop: false }` [INFO] [stdout] 7aa5665411f8f11565bc3021e5edb2155e0e43cd139f787e4a97acc5d31adb34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3a6916f90bca15f0bfd8094ee1c91bc930772474d2b3b480cd62bef537a0262d [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" "3a6916f90bca15f0bfd8094ee1c91bc930772474d2b3b480cd62bef537a0262d", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:20:19 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn pad_buffer(mut buffer: &mut Vec, block_size: u8) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:20:19 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn pad_buffer(mut buffer: &mut Vec, block_size: u8) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:31:22 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn un_pad_buffer(mut buffer: &mut Vec) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:31:22 [INFO] [stderr] | [INFO] [stderr] 31 | pub fn un_pad_buffer(mut buffer: &mut Vec) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/x_923-8fb52bfccade0227 [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lib-5abbe3c338516e30 [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test internal_consistency ... ok [INFO] [stdout] test internal_consistency_buffer ... ok [INFO] [stdout] test internal_consistency_pad ... ok [INFO] [stdout] test wikipedia_example ... ok [INFO] [stdout] test u8_overflow ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests x-923 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - pad_buffer (line 11) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - pad_buffer (line 11) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 0, 4]`, [INFO] [stdout] right: `[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 0, 0, 4]`', src/lib.rs:10:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e814df3765 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55e814df3765 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55e814df3765 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55e814df3765 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55e814e1042c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55e814df1e32 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55e814df5ba0 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55e814df5ba0 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55e814df5ba0 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55e814df58ec - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x55e814df61e3 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x55e814df5ddb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x55e814df5d4b - std::panicking::begin_panic_fmt::h2ff295231415d4a6 [INFO] [stdout] at src/libstd/panicking.rs:391 [INFO] [stdout] 13: 0x55e814dea548 - rust_out::main::h405f65324f7b53be [INFO] [stdout] 14: 0x55e814de9293 - std::rt::lang_start::{{closure}}::ha8395b9615e12984 [INFO] [stdout] 15: 0x55e814df65b3 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 16: 0x55e814df65b3 - std::panicking::try::do_call::he8e1d689a3e26def [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 17: 0x55e814df65b3 - std::panicking::try::h264b6eebc2fa7bbf [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 18: 0x55e814df65b3 - std::panic::catch_unwind::hbf28fafa723b2128 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55e814df65b3 - std::rt::lang_start_internal::he959aa59bc3ec202 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 20: 0x55e814de9278 - std::rt::lang_start::hf91fc87199e1c84e [INFO] [stdout] 21: 0x55e814dea58b - main [INFO] [stdout] 22: 0x7f07719190b3 - __libc_start_main [INFO] [stdout] 23: 0x55e814de917e - _start [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - pad_buffer (line 11) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 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" "3a6916f90bca15f0bfd8094ee1c91bc930772474d2b3b480cd62bef537a0262d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a6916f90bca15f0bfd8094ee1c91bc930772474d2b3b480cd62bef537a0262d", kill_on_drop: false }` [INFO] [stdout] 3a6916f90bca15f0bfd8094ee1c91bc930772474d2b3b480cd62bef537a0262d