[INFO] cloning repository https://github.com/fredrikpe/less2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fredrikpe/less2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredrikpe%2Fless2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredrikpe%2Fless2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c801b0be3f5aaaeddb49b54b4854aa83505500db [INFO] testing fredrikpe/less2 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffredrikpe%2Fless2" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fredrikpe/less2 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 git repo https://github.com/fredrikpe/less2 [INFO] finished tweaking git repo https://github.com/fredrikpe/less2 [INFO] tweaked toml for git repo https://github.com/fredrikpe/less2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/fredrikpe/less2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded grep-cli v0.1.1 [INFO] [stderr] Downloaded grep v0.2.3 [INFO] [stderr] Downloaded encoding_rs_io v0.1.3 [INFO] [stderr] Downloaded grep-matcher v0.1.1 [INFO] [stderr] Downloaded grep-printer v0.1.1 [INFO] [stderr] Downloaded grep-searcher v0.1.1 [INFO] [stderr] Downloaded grep-regex v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e47ec267ca02536e1e806fcefe7eb0213e96d1caf3ba3f8b83823ca42ac17f2b [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" "e47ec267ca02536e1e806fcefe7eb0213e96d1caf3ba3f8b83823ca42ac17f2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e47ec267ca02536e1e806fcefe7eb0213e96d1caf3ba3f8b83823ca42ac17f2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e47ec267ca02536e1e806fcefe7eb0213e96d1caf3ba3f8b83823ca42ac17f2b", kill_on_drop: false }` [INFO] [stdout] e47ec267ca02536e1e806fcefe7eb0213e96d1caf3ba3f8b83823ca42ac17f2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 06a2d3ca329df002ada34bdc96cb4ba01249828a22d6ed60808b1b9442c3990b [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" "06a2d3ca329df002ada34bdc96cb4ba01249828a22d6ed60808b1b9442c3990b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling encoding_rs v0.8.12 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling termcolor v1.0.4 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling regex-syntax v0.6.3 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling memmap v0.6.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling termion v1.5.1 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling grep-matcher v0.1.1 [INFO] [stderr] Compiling encoding_rs_io v0.1.3 [INFO] [stderr] Compiling grep-searcher v0.1.1 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling globset v0.4.2 [INFO] [stderr] Compiling grep-regex v0.1.1 [INFO] [stderr] Compiling grep-cli v0.1.1 [INFO] [stderr] Compiling grep-printer v0.1.1 [INFO] [stderr] Compiling grep v0.2.3 [INFO] [stderr] Compiling less2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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: unused variable: `index` [INFO] [stdout] --> src/printer.rs:86:41 [INFO] [stdout] | [INFO] [stdout] 86 | while let Some((index, grapheme)) = iter.next() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.59s [INFO] running `Command { std: "docker" "inspect" "06a2d3ca329df002ada34bdc96cb4ba01249828a22d6ed60808b1b9442c3990b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06a2d3ca329df002ada34bdc96cb4ba01249828a22d6ed60808b1b9442c3990b", kill_on_drop: false }` [INFO] [stdout] 06a2d3ca329df002ada34bdc96cb4ba01249828a22d6ed60808b1b9442c3990b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 567e87ec150e4d7772f0b5f556d1c85d830fe5b46f2ebad2393925d605d487c8 [INFO] running `Command { std: "docker" "start" "-a" "567e87ec150e4d7772f0b5f556d1c85d830fe5b46f2ebad2393925d605d487c8", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling less2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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: unused variable: `index` [INFO] [stdout] --> src/printer.rs:86:41 [INFO] [stdout] | [INFO] [stdout] 86 | while let Some((index, grapheme)) = iter.next() { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `Command { std: "docker" "inspect" "567e87ec150e4d7772f0b5f556d1c85d830fe5b46f2ebad2393925d605d487c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "567e87ec150e4d7772f0b5f556d1c85d830fe5b46f2ebad2393925d605d487c8", kill_on_drop: false }` [INFO] [stdout] 567e87ec150e4d7772f0b5f556d1c85d830fe5b46f2ebad2393925d605d487c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7882802dbfb77f46cb55253ba7bd61a3320b28f558c4c1a574c9835b403ed54e [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" "7882802dbfb77f46cb55253ba7bd61a3320b28f558c4c1a574c9835b403ed54e", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:26:32 [INFO] [stderr] | [INFO] [stderr] 26 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` 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: unused variable: `index` [INFO] [stderr] --> src/printer.rs:86:41 [INFO] [stderr] | [INFO] [stderr] 86 | while let Some((index, grapheme)) = iter.next() { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_index` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/less2-174b840df9ad0f4b) [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test reader::tests::test_bufreader_fails_start ... ok [INFO] [stdout] test reader::tests::test_seek_0_returns_0 ... ok [INFO] [stdout] test reader::tests::test_seek_to_end ... ok [INFO] [stdout] test utf8_validation::tests::test_first_valid_pos ... ok [INFO] [stdout] test reader::tests::test_valid_from_1 ... ok [INFO] [stdout] test util::tests::test_snd_last_newline_wrapped ... ok [INFO] [stdout] test reader::tests::test_bufreader_fails_end ... ok [INFO] [stdout] test reader::tests::test_err_at_end ... ok [INFO] [stdout] test utf8_validation::tests::test_utf8_validation ... ok [INFO] [stdout] test util::tests::test_nth_last_newline_wrapped_file ... ok [INFO] [stdout] test util::tests::test_nth_newline_wrapped ... ok [INFO] [stdout] test util::tests::test_nth_newline_not_wrapped ... ok [INFO] [stdout] test util::tests::test_nth_last_newline_wrapped ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7882802dbfb77f46cb55253ba7bd61a3320b28f558c4c1a574c9835b403ed54e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7882802dbfb77f46cb55253ba7bd61a3320b28f558c4c1a574c9835b403ed54e", kill_on_drop: false }` [INFO] [stdout] 7882802dbfb77f46cb55253ba7bd61a3320b28f558c4c1a574c9835b403ed54e