[INFO] crate clio 0.1.1 is already in cache [INFO] testing clio-0.1.1 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate clio 0.1.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate clio 0.1.1 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 clio 0.1.1 [INFO] finished tweaking crates.io crate clio 0.1.1 [INFO] tweaked toml for crates.io crate clio 0.1.1 written to /workspace/builds/worker-1/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] 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-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" "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] 5ed6cec5cbd9798f9c33f95264e79672328cf6a312d9b90a59182868113671e2 [INFO] running `Command { std: "docker" "start" "-a" "5ed6cec5cbd9798f9c33f95264e79672328cf6a312d9b90a59182868113671e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ed6cec5cbd9798f9c33f95264e79672328cf6a312d9b90a59182868113671e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ed6cec5cbd9798f9c33f95264e79672328cf6a312d9b90a59182868113671e2", kill_on_drop: false }` [INFO] [stdout] 5ed6cec5cbd9798f9c33f95264e79672328cf6a312d9b90a59182868113671e2 [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" "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] 9dac571d176932f8ca898dde26e481c2caf11e786d48a787ddc117ca331d6938 [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" "9dac571d176932f8ca898dde26e481c2caf11e786d48a787ddc117ca331d6938", kill_on_drop: false }` [INFO] [stderr] Compiling clio v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "9dac571d176932f8ca898dde26e481c2caf11e786d48a787ddc117ca331d6938", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dac571d176932f8ca898dde26e481c2caf11e786d48a787ddc117ca331d6938", kill_on_drop: false }` [INFO] [stdout] 9dac571d176932f8ca898dde26e481c2caf11e786d48a787ddc117ca331d6938 [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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0489747bc047a2b4982794ccd501278a0ceece8e924cb3426a063fd84c18c692 [INFO] running `Command { std: "docker" "start" "-a" "0489747bc047a2b4982794ccd501278a0ceece8e924cb3426a063fd84c18c692", kill_on_drop: false }` [INFO] [stderr] Compiling clio v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "0489747bc047a2b4982794ccd501278a0ceece8e924cb3426a063fd84c18c692", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0489747bc047a2b4982794ccd501278a0ceece8e924cb3426a063fd84c18c692", kill_on_drop: false }` [INFO] [stdout] 0489747bc047a2b4982794ccd501278a0ceece8e924cb3426a063fd84c18c692 [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" "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] 26c185289dd2810fc9077c286ebfd13ae53cb4c7f25f8eaf729c46ddcfe9bb3d [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" "26c185289dd2810fc9077c286ebfd13ae53cb4c7f25f8eaf729c46ddcfe9bb3d", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/clio-7f5d4e9d4449dd62 [INFO] [stdout] [INFO] [stderr] Doc-tests clio [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/input.rs - input::Input::is_empty (line 42) ... FAILED [INFO] [stdout] test src/input.rs - input::Input::len (line 26) ... FAILED [INFO] [stdout] test src/lib.rs - (line 7) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/input.rs - input::Input::is_empty (line 42) stdout ---- [INFO] [stdout] error[E0423]: expected function, found macro `assert_eq` [INFO] [stdout] --> src/input.rs:45:1 [INFO] [stdout] | [INFO] [stdout] 6 | assert_eq(Some(true), file.is_empty()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `!` to invoke the macro [INFO] [stdout] | [INFO] [stdout] 6 | assert_eq!(Some(true), file.is_empty()); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/input.rs:43:29 [INFO] [stdout] | [INFO] [stdout] 4 | let file = clio::Input::new("foo.txt")?; [INFO] [stdout] | ^^^^^^^^^ expected struct `std::ffi::OsStr`, found `str` [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&std::ffi::OsStr` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/input.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let file = clio::Input::new("foo.txt")?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | assert_eq(Some(true), file.is_empty()); [INFO] [stdout] 7 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0423. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/input.rs - input::Input::len (line 26) stdout ---- [INFO] [stdout] error[E0423]: expected function, found macro `assert_eq` [INFO] [stdout] --> src/input.rs:29:1 [INFO] [stdout] | [INFO] [stdout] 6 | assert_eq(Some(0), file.len()); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `!` to invoke the macro [INFO] [stdout] | [INFO] [stdout] 6 | assert_eq!(Some(0), file.len()); [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/input.rs:27:29 [INFO] [stdout] | [INFO] [stdout] 4 | let file = clio::Input::new("foo.txt")?; [INFO] [stdout] | ^^^^^^^^^ expected struct `std::ffi::OsStr`, found `str` [INFO] [stdout] | [INFO] [stdout] = note: expected reference `&std::ffi::OsStr` [INFO] [stdout] found reference `&'static str` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/input.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let file = clio::Input::new("foo.txt")?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 5 | | [INFO] [stdout] 6 | | assert_eq(Some(0), file.len()); [INFO] [stdout] 7 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0423. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 7) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'index out of bounds: the len is 1 but the index is 1', src/lib.rs:6:37 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5605bf48a4c5 - 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: 0x5605bf48a4c5 - 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: 0x5605bf48a4c5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5605bf48a4c5 - ::fmt::hdb4a83d2b61107e5 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5605bf4a77ac - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x5605bf4887c2 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x5605bf48c900 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x5605bf48c900 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x5605bf48c900 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x5605bf48c64c - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stdout] at src/libstd/panicking.rs:217 [INFO] [stdout] 10: 0x5605bf48cf43 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stdout] at src/libstd/panicking.rs:526 [INFO] [stdout] 11: 0x5605bf48cb3b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:437 [INFO] [stdout] 12: 0x5605bf4a6bb1 - core::panicking::panic_fmt::h17139c2000299725 [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 13: 0x5605bf4a6b72 - core::panicking::panic_bounds_check::hf70f8754a3be4c78 [INFO] [stdout] at src/libcore/panicking.rs:62 [INFO] [stdout] 14: 0x5605bf47ad58 - >::index::h7f652c0b640589ca [INFO] [stdout] 15: 0x5605bf479943 - core::slice:: for [T]>::index::he75b1e0ea2e142a8 [INFO] [stdout] 16: 0x5605bf47b043 - as core::ops::index::Index>::index::h334fc052e3815d91 [INFO] [stdout] 17: 0x5605bf47b658 - rust_out::main::hba02a045fbb1709f [INFO] [stdout] 18: 0x5605bf4787d8 - std::rt::lang_start::{{closure}}::h73e6ca143ba6f753 [INFO] [stdout] 19: 0x5605bf48d313 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 20: 0x5605bf48d313 - std::panicking::try::do_call::he8e1d689a3e26def [INFO] [stdout] at src/libstd/panicking.rs:348 [INFO] [stdout] 21: 0x5605bf48d313 - std::panicking::try::h264b6eebc2fa7bbf [INFO] [stdout] at src/libstd/panicking.rs:325 [INFO] [stdout] 22: 0x5605bf48d313 - std::panic::catch_unwind::hbf28fafa723b2128 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 23: 0x5605bf48d313 - std::rt::lang_start_internal::he959aa59bc3ec202 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 24: 0x5605bf4787a8 - std::rt::lang_start::h1261d4e30d8f4a85 [INFO] [stdout] 25: 0x5605bf47b8eb - main [INFO] [stdout] 26: 0x7fb55bf7a0b3 - __libc_start_main [INFO] [stdout] 27: 0x5605bf47817e - _start [INFO] [stdout] 28: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/input.rs - input::Input::is_empty (line 42) [INFO] [stdout] src/input.rs - input::Input::len (line 26) [INFO] [stdout] src/lib.rs - (line 7) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 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" "26c185289dd2810fc9077c286ebfd13ae53cb4c7f25f8eaf729c46ddcfe9bb3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26c185289dd2810fc9077c286ebfd13ae53cb4c7f25f8eaf729c46ddcfe9bb3d", kill_on_drop: false }` [INFO] [stdout] 26c185289dd2810fc9077c286ebfd13ae53cb4c7f25f8eaf729c46ddcfe9bb3d