[INFO] fetching crate follow 0.1.5... [INFO] testing follow-0.1.5 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate follow 0.1.5 into /workspace/builds/worker-11/source [INFO] validating manifest of crates.io crate follow 0.1.5 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate follow 0.1.5 [INFO] finished tweaking crates.io crate follow 0.1.5 [INFO] tweaked toml for crates.io crate follow 0.1.5 written to /workspace/builds/worker-11/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2bf01d4b994fbcf3284c6a23ba856af552f209914974b4d8c85c04db7e1d2070 [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" "2bf01d4b994fbcf3284c6a23ba856af552f209914974b4d8c85c04db7e1d2070", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2bf01d4b994fbcf3284c6a23ba856af552f209914974b4d8c85c04db7e1d2070", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bf01d4b994fbcf3284c6a23ba856af552f209914974b4d8c85c04db7e1d2070", kill_on_drop: false }` [INFO] [stdout] 2bf01d4b994fbcf3284c6a23ba856af552f209914974b4d8c85c04db7e1d2070 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--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] 5eb56542229761316c5f952dafbef0d5ee80d5651dfee3dec58426d66112dfeb [INFO] running `Command { std: "docker" "start" "-a" "5eb56542229761316c5f952dafbef0d5ee80d5651dfee3dec58426d66112dfeb", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling rustc-demangle v0.1.19 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling terminal_size v0.1.17 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling object v0.25.2 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling fern v0.3.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling chrono v0.3.0 [INFO] [stderr] Compiling docopt v0.7.0 [INFO] [stderr] Compiling addr2line v0.15.2 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling follow v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/args.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/worker.rs:180:27 [INFO] [stdout] | [INFO] [stdout] 180 | return Ok((cursor..len)); [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/worker.rs:189:27 [INFO] [stdout] | [INFO] [stdout] 189 | return Ok((0..len)); [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:143:28 [INFO] [stdout] | [INFO] [stdout] 143 | Some((Width(w @ 20 ... 200), _)) => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_verbose` [INFO] [stdout] --> src/args.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn is_verbose(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.40s [INFO] running `Command { std: "docker" "inspect" "5eb56542229761316c5f952dafbef0d5ee80d5651dfee3dec58426d66112dfeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5eb56542229761316c5f952dafbef0d5ee80d5651dfee3dec58426d66112dfeb", kill_on_drop: false }` [INFO] [stdout] 5eb56542229761316c5f952dafbef0d5ee80d5651dfee3dec58426d66112dfeb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7dc3fd63bac6cbd7c2666df7561c87c89b6ba04d282079bc07e47e5b895664c8 [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" "7dc3fd63bac6cbd7c2666df7561c87c89b6ba04d282079bc07e47e5b895664c8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling atom v0.3.6 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling time v0.2.26 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling pulse v0.5.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling time-macros v0.1.1 [INFO] [stderr] Compiling timebomb v0.1.2 [INFO] [stderr] Compiling follow v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/args.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | #[derive(Debug, RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/worker.rs:180:27 [INFO] [stdout] | [INFO] [stdout] 180 | return Ok((cursor..len)); [INFO] [stdout] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/worker.rs:189:27 [INFO] [stdout] | [INFO] [stdout] 189 | return Ok((0..len)); [INFO] [stdout] | ^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/worker.rs:658:46 [INFO] [stdout] | [INFO] [stdout] 658 | let content = build_sized_string((((BUFFER_SIZE as usize) * 2) - 1)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:143:28 [INFO] [stdout] | [INFO] [stdout] 143 | Some((Width(w @ 20 ... 200), _)) => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/worker.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 218 | use std::sync::atomic::ATOMIC_BOOL_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/worker.rs:228:42 [INFO] [stdout] | [INFO] [stdout] 228 | static LOGGER_IS_SETUP: AtomicBool = ATOMIC_BOOL_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/worker.rs:244:29 [INFO] [stdout] | [INFO] [stdout] 244 | if !LOGGER_IS_SETUP.compare_and_swap(false, true, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_verbose` [INFO] [stdout] --> src/args.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn is_verbose(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.15s [INFO] running `Command { std: "docker" "inspect" "7dc3fd63bac6cbd7c2666df7561c87c89b6ba04d282079bc07e47e5b895664c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dc3fd63bac6cbd7c2666df7561c87c89b6ba04d282079bc07e47e5b895664c8", kill_on_drop: false }` [INFO] [stdout] 7dc3fd63bac6cbd7c2666df7561c87c89b6ba04d282079bc07e47e5b895664c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 97cf95b42008a4a6e64984aef21b8ce475906c7ad51044554379160f7c7cdc8e [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" "97cf95b42008a4a6e64984aef21b8ce475906c7ad51044554379160f7c7cdc8e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stderr] --> src/args.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | #[derive(Debug, RustcDecodable)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/worker.rs:180:27 [INFO] [stderr] | [INFO] [stderr] 180 | return Ok((cursor..len)); [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/worker.rs:189:27 [INFO] [stderr] | [INFO] [stderr] 189 | return Ok((0..len)); [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/worker.rs:658:46 [INFO] [stderr] | [INFO] [stderr] 658 | let content = build_sized_string((((BUFFER_SIZE as usize) * 2) - 1)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/main.rs:143:28 [INFO] [stderr] | [INFO] [stderr] 143 | Some((Width(w @ 20 ... 200), _)) => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/worker.rs:218:9 [INFO] [stderr] | [INFO] [stderr] 218 | use std::sync::atomic::ATOMIC_BOOL_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/worker.rs:228:42 [INFO] [stderr] | [INFO] [stderr] 228 | static LOGGER_IS_SETUP: AtomicBool = ATOMIC_BOOL_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicBool::new(false)` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/worker.rs:244:29 [INFO] [stderr] | [INFO] [stderr] 244 | if !LOGGER_IS_SETUP.compare_and_swap(false, true, Ordering::SeqCst) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_verbose` [INFO] [stderr] --> src/args.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn is_verbose(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/follow-c806244b456296d5) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test worker::tests::it_reads_a_byte_of_text ... ok [INFO] [stdout] test worker::tests::it_reads_new_text_equal_to_buffer_size ... ok [INFO] [stdout] test worker::tests::it_reads_new_text_one_byte_less_than_buffer_size ... ok [INFO] [stdout] test worker::tests::it_reads_lines_from_file_with_contents ... ok [INFO] [stdout] test worker::tests::it_reads_new_text_one_byte_larger_than_buffer_size ... ok [INFO] [stdout] test worker::tests::it_reads_new_text_one_byte_less_than_two_buffers_in_size ... ok [INFO] [stdout] test worker::tests::it_reads_new_text_between_one_and_two_buffers_in_size ... ok [INFO] [stdout] test worker::tests::it_reads_new_text_two_buffers_in_size ... ok [INFO] [stdout] test worker::tests::it_reads_new_text_less_than_buffer_size ... ok [INFO] [stdout] test worker::tests::it_retuns_none_if_file_is_deleted_after_worker_runs ... ok [INFO] [stdout] test worker::tests::it_retuns_none_if_file_doesnt_exist_before_worker_is_created ... ok [INFO] [stdout] test worker::tests::it_retuns_none_if_file_is_deleted_after_worker_is_created_but_before_it_runs ... ok [INFO] [stderr] error: test failed, to rerun pass '--bin follow' [INFO] [stdout] test worker::tests::it_continues_reading_after_truncation ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- worker::tests::it_continues_reading_after_truncation stdout ---- [INFO] [stdout] thread 'worker::tests::it_continues_reading_after_truncation' panicked at 'log: Error(Msg("failed to init logger"), State { next_error: Some(Io(Os { code: 30, kind: Other, message: "Read-only file system" })), backtrace: Some( 0: error_chain::make_backtrace [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.10.0/src/lib.rs:417:54 [INFO] [stdout] 1: >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 2: >>::or_else:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/option.rs:788:21 [INFO] [stdout] 3: ::new:: [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.10.0/src/lib.rs:518:25 [INFO] [stdout] 4: as follow::errors::ResultExt<(), fern::errors::InitError>>::chain_err::::{closure#0} [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.10.0/src/error_chain.rs:308:33 [INFO] [stdout] 5: >::map_err:: as follow::errors::ResultExt<(), fern::errors::InitError>>::chain_err::{closure#0}> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:591:27 [INFO] [stdout] 6: as follow::errors::ResultExt<(), fern::errors::InitError>>::chain_err:: [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.10.0/src/error_chain.rs:307:17 [INFO] [stdout] 7: follow::setup_logging [INFO] [stdout] at src/main.rs:191:5 [INFO] [stdout] 8: follow::worker::tests::with_setup:: [INFO] [stdout] at src/worker.rs:245:13 [INFO] [stdout] 9: follow::worker::tests::it_continues_reading_after_truncation [INFO] [stdout] at src/worker.rs:388:9 [INFO] [stdout] 10: follow::worker::tests::it_continues_reading_after_truncation::{closure#0} [INFO] [stdout] at src/worker.rs:387:5 [INFO] [stdout] 11: >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 12: >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] test::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5 [INFO] [stdout] 13: + core::marker::Send> as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] + core::marker::Send>> as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] std::panicking::try::do_call:: + core::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] std::panicking::try::<(), std::panic::AssertUnwindSafe + core::marker::Send>>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] std::panic::catch_unwind:: + core::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] test::run_test_in_process [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18 [INFO] [stdout] test::run_test::run_test_inner::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39 [INFO] [stdout] 14: test::run_test::run_test_inner::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37 [INFO] [stdout] std::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 15: ::spawn_unchecked::::{closure#0}::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] ::spawn_unchecked::{closure#0}::{closure#0}> as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] std::panicking::try::do_call::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] std::panicking::try::<(), std::panic::AssertUnwindSafe<::spawn_unchecked::{closure#0}::{closure#0}>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] std::panic::catch_unwind::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] ::spawn_unchecked::::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] <::spawn_unchecked::{closure#0} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 16: > as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] >> as core::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] ::new::thread_start [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 17: start_thread [INFO] [stdout] 18: clone [INFO] [stdout] ) })', src/worker.rs:245:43 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5631d123c410 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5631d123c410 - std[77c0456e0eb29f0c]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5631d123c410 - std[77c0456e0eb29f0c]::sys_common::backtrace::_print_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5631d123c410 - ::fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5631d125fd4c - core[ee1ca6415511a9c4]::fmt::write [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/fmt/mod.rs:1110:17 [INFO] [stdout] 5: 0x5631d1238fc5 - as std[77c0456e0eb29f0c]::io::Write>::write_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/io/mod.rs:1584:15 [INFO] [stdout] 6: 0x5631d123e9fb - std[77c0456e0eb29f0c]::sys_common::backtrace::_print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5631d123e9fb - std[77c0456e0eb29f0c]::sys_common::backtrace::print [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5631d123e9fb - std[77c0456e0eb29f0c]::panicking::default_hook::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5631d123e50c - std[77c0456e0eb29f0c]::panicking::default_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x5631d123f0a1 - std[77c0456e0eb29f0c]::panicking::rust_panic_with_hook [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x5631d123eba7 - std[77c0456e0eb29f0c]::panicking::begin_panic_handler::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x5631d123c90c - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5631d123eb09 - rust_begin_unwind [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x5631d107c9a1 - core[ee1ca6415511a9c4]::panicking::panic_fmt [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5631d107ca93 - core[ee1ca6415511a9c4]::result::unwrap_failed [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:1355:5 [INFO] [stdout] 16: 0x5631d10baebd - >::expect [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/result.rs:997:23 [INFO] [stdout] 17: 0x5631d10915b8 - follow[da4bd7e401a0f051]::worker::tests::with_setup:: [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:245:13 [INFO] [stdout] 18: 0x5631d1094c56 - follow[da4bd7e401a0f051]::worker::tests::it_continues_reading_after_truncation [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:388:9 [INFO] [stdout] 19: 0x5631d1094c3a - follow[da4bd7e401a0f051]::worker::tests::it_continues_reading_after_truncation::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/worker.rs:387:5 [INFO] [stdout] 20: 0x5631d10a2a5e - >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x5631d10f3273 - >::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 22: 0x5631d10f3273 - test[eeb9024d9ac7bc83]::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:577:5 [INFO] [stdout] 23: 0x5631d10f1d3c - + core[ee1ca6415511a9c4]::marker::Send> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 24: 0x5631d10f1d3c - + core[ee1ca6415511a9c4]::marker::Send>> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] 25: 0x5631d10f1d3c - std[77c0456e0eb29f0c]::panicking::try::do_call:: + core[ee1ca6415511a9c4]::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 26: 0x5631d10f1d3c - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe + core[ee1ca6415511a9c4]::marker::Send>>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 27: 0x5631d10f1d3c - std[77c0456e0eb29f0c]::panic::catch_unwind:: + core[ee1ca6415511a9c4]::marker::Send>>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] 28: 0x5631d10f1d3c - test[eeb9024d9ac7bc83]::run_test_in_process [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:600:18 [INFO] [stdout] 29: 0x5631d10f1d3c - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:492:39 [INFO] [stdout] 30: 0x5631d10d1a02 - test[eeb9024d9ac7bc83]::run_test::run_test_inner::{closure#1} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/test/src/lib.rs:519:37 [INFO] [stdout] 31: 0x5631d10d1a02 - std[77c0456e0eb29f0c]::sys_common::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 32: 0x5631d10d22e8 - ::spawn_unchecked::::{closure#0}::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] 33: 0x5631d10d22e8 - ::spawn_unchecked::{closure#0}::{closure#0}> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:346:9 [INFO] [stdout] 34: 0x5631d10d22e8 - std[77c0456e0eb29f0c]::panicking::try::do_call::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:401:40 [INFO] [stdout] 35: 0x5631d10d22e8 - std[77c0456e0eb29f0c]::panicking::try::<(), std[77c0456e0eb29f0c]::panic::AssertUnwindSafe<::spawn_unchecked::{closure#0}::{closure#0}>> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panicking.rs:365:19 [INFO] [stdout] 36: 0x5631d10d22e8 - std[77c0456e0eb29f0c]::panic::catch_unwind::::spawn_unchecked::{closure#0}::{closure#0}>, ()> [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/panic.rs:433:14 [INFO] [stdout] 37: 0x5631d10d22e8 - ::spawn_unchecked::::{closure#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] 38: 0x5631d10d22e8 - <::spawn_unchecked::{closure#0} as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 39: 0x5631d1244787 - > as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 40: 0x5631d1244787 - >> as core[ee1ca6415511a9c4]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 41: 0x5631d1244787 - ::new::thread_start [INFO] [stdout] at /rustc/ce59db7a1b1b012fb2793c4641c1bdecad7a128b/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 42: 0x7fd72e586609 - start_thread [INFO] [stdout] 43: 0x7fd72e358293 - clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] worker::tests::it_continues_reading_after_truncation [INFO] [stdout] [INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "97cf95b42008a4a6e64984aef21b8ce475906c7ad51044554379160f7c7cdc8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97cf95b42008a4a6e64984aef21b8ce475906c7ad51044554379160f7c7cdc8e", kill_on_drop: false }` [INFO] [stdout] 97cf95b42008a4a6e64984aef21b8ce475906c7ad51044554379160f7c7cdc8e