[INFO] updating cached repository https://github.com/JP-Ellis/mathematica-notebook-filter [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3fe4ae4248335122373dc97934706c6d333a106b [INFO] checking JP-Ellis/mathematica-notebook-filter against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJP-Ellis%2Fmathematica-notebook-filter" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JP-Ellis/mathematica-notebook-filter on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/JP-Ellis/mathematica-notebook-filter [INFO] finished tweaking git repo https://github.com/JP-Ellis/mathematica-notebook-filter [INFO] tweaked toml for git repo https://github.com/JP-Ellis/mathematica-notebook-filter written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/JP-Ellis/mathematica-notebook-filter already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 817073ed290fea7f95f19ab9208732e1c7cdebc90a359c76600bd8e9aaff9605 [INFO] running `"docker" "start" "-a" "817073ed290fea7f95f19ab9208732e1c7cdebc90a359c76600bd8e9aaff9605"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking termcolor v0.3.6 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking tempfile v3.0.7 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking stderrlog v0.4.1 [INFO] [stderr] Checking mathematica-notebook-filter v0.2.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:136:29 [INFO] [stderr] | [INFO] [stderr] 136 | let mut input_file: Box = match matches.value_of("input") { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:164:50 [INFO] [stderr] | [INFO] [stderr] 164 | let (mut output_file, output_filename): (Box, _) = [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:136:29 [INFO] [stderr] | [INFO] [stderr] 136 | let mut input_file: Box = match matches.value_of("input") { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn BufRead` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:164:50 [INFO] [stderr] | [INFO] [stderr] 164 | let (mut output_file, output_filename): (Box, _) = [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/parser/whitespace.rs:90:13 [INFO] [stderr] | [INFO] [stderr] 90 | wc.write_all(input).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/parser/whitespace.rs:91:13 [INFO] [stderr] | [INFO] [stderr] 91 | wc.flush().is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/parser/whitespace.rs:111:13 [INFO] [stderr] | [INFO] [stderr] 111 | wc.write_all(input.as_bytes()).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stderr] --> src/parser/whitespace.rs:112:13 [INFO] [stderr] | [INFO] [stderr] 112 | wc.flush().is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.90s [INFO] running `"docker" "inspect" "817073ed290fea7f95f19ab9208732e1c7cdebc90a359c76600bd8e9aaff9605"` [INFO] running `"docker" "rm" "-f" "817073ed290fea7f95f19ab9208732e1c7cdebc90a359c76600bd8e9aaff9605"` [INFO] [stdout] 817073ed290fea7f95f19ab9208732e1c7cdebc90a359c76600bd8e9aaff9605