[INFO] fetching crate mathematica-notebook-filter 0.2.2... [INFO] checking mathematica-notebook-filter-0.2.2 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710 [INFO] extracting crate mathematica-notebook-filter 0.2.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate mathematica-notebook-filter 0.2.2 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mathematica-notebook-filter 0.2.2 [INFO] finished tweaking crates.io crate mathematica-notebook-filter 0.2.2 [INFO] tweaked toml for crates.io crate mathematica-notebook-filter 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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] 76acb2886194633cd51853a243e5610b8e69c6ceea7fd57f1d073ef6210aa183 [INFO] running `Command { std: "docker" "start" "-a" "76acb2886194633cd51853a243e5610b8e69c6ceea7fd57f1d073ef6210aa183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76acb2886194633cd51853a243e5610b8e69c6ceea7fd57f1d073ef6210aa183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76acb2886194633cd51853a243e5610b8e69c6ceea7fd57f1d073ef6210aa183", kill_on_drop: false }` [INFO] [stdout] 76acb2886194633cd51853a243e5610b8e69c6ceea7fd57f1d073ef6210aa183 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ffa12ca75e0c6e7b8ff8078dc1b07f8a8659f0a098c1e5136e9a9340ec7bd9db [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" "ffa12ca75e0c6e7b8ff8078dc1b07f8a8659f0a098c1e5136e9a9340ec7bd9db", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Checking mathematica-notebook-filter v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:136:29 [INFO] [stdout] | [INFO] [stdout] 136 | let mut input_file: Box = match matches.value_of("input") { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:164:50 [INFO] [stdout] | [INFO] [stdout] 164 | let (mut output_file, output_filename): (Box, _) = [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:136:29 [INFO] [stdout] | [INFO] [stdout] 136 | let mut input_file: Box = match matches.value_of("input") { [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:164:50 [INFO] [stdout] | [INFO] [stdout] 164 | let (mut output_file, output_filename): (Box, _) = [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/parser/whitespace.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 90 | wc.write_all(input).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/parser/whitespace.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | wc.flush().is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/parser/whitespace.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | wc.write_all(input.as_bytes()).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/parser/whitespace.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | wc.flush().is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.86s [INFO] running `Command { std: "docker" "inspect" "ffa12ca75e0c6e7b8ff8078dc1b07f8a8659f0a098c1e5136e9a9340ec7bd9db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffa12ca75e0c6e7b8ff8078dc1b07f8a8659f0a098c1e5136e9a9340ec7bd9db", kill_on_drop: false }` [INFO] [stdout] ffa12ca75e0c6e7b8ff8078dc1b07f8a8659f0a098c1e5136e9a9340ec7bd9db