[INFO] cloning repository https://github.com/CBenoit/subfilter-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CBenoit/subfilter-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCBenoit%2Fsubfilter-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCBenoit%2Fsubfilter-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0edf531787753adb6e765441905e07ae800fdd87 [INFO] checking CBenoit/subfilter-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCBenoit%2Fsubfilter-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/CBenoit/subfilter-rs [INFO] finished tweaking git repo https://github.com/CBenoit/subfilter-rs [INFO] tweaked toml for git repo https://github.com/CBenoit/subfilter-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/CBenoit/subfilter-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/CBenoit/subfilter-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f82cab13cb2eec1376aa750f984ce605995b34c198cfc9982b1b097284061230 [INFO] running `Command { std: "docker" "start" "-a" "f82cab13cb2eec1376aa750f984ce605995b34c198cfc9982b1b097284061230", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f82cab13cb2eec1376aa750f984ce605995b34c198cfc9982b1b097284061230", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f82cab13cb2eec1376aa750f984ce605995b34c198cfc9982b1b097284061230", kill_on_drop: false }` [INFO] [stdout] f82cab13cb2eec1376aa750f984ce605995b34c198cfc9982b1b097284061230 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc10c83ba82bc4d2a5e2a7c4a5d7d9dd47a4f2d8b3ecbfd65d3e2a9feb196d8d [INFO] running `Command { std: "docker" "start" "-a" "fc10c83ba82bc4d2a5e2a7c4a5d7d9dd47a4f2d8b3ecbfd65d3e2a9feb196d8d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.27 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling standback v0.2.8 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking object v0.19.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking ucd-util v0.1.8 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling time v0.2.16 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking nom v2.1.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking combine v2.5.2 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking enum_primitive v0.1.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking image v0.13.0 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking addr2line v0.12.1 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking vobsub v0.2.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling structopt-derive v0.4.7 [INFO] [stderr] Checking time-macros v0.1.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking subparse v0.6.2 [INFO] [stderr] Checking structopt v0.3.14 [INFO] [stderr] Checking subfilter v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | / /// Pattern to replace before pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 56 | | #[structopt(long = "pre-replace-pattern")] [INFO] [stdout] 57 | | pre_replace_pattern: Option, [INFO] [stdout] | |_______________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | / /// Replacement string before pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 60 | | #[structopt(long = "pre-replace-with")] [INFO] [stdout] 61 | | pre_replace_with: Option, [INFO] [stdout] | |____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | / /// Pattern to replace after pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 64 | | #[structopt(long = "post-replace-pattern")] [INFO] [stdout] 65 | | post_replace_pattern: Option, [INFO] [stdout] | |________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | / /// Replacement string after pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 68 | | #[structopt(long = "post-replace-with")] [INFO] [stdout] 69 | | post_replace_with: Option, [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | / /// Pattern to find (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 76 | | pattern: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `subfilter` (bin "subfilter") due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | / /// Pattern to replace before pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 56 | | #[structopt(long = "pre-replace-pattern")] [INFO] [stdout] 57 | | pre_replace_pattern: Option, [INFO] [stdout] | |_______________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | / /// Replacement string before pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 60 | | #[structopt(long = "pre-replace-with")] [INFO] [stdout] 61 | | pre_replace_with: Option, [INFO] [stdout] | |____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | / /// Pattern to replace after pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 64 | | #[structopt(long = "post-replace-pattern")] [INFO] [stdout] 65 | | post_replace_pattern: Option, [INFO] [stdout] | |________________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | / /// Replacement string after pattern matching (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 68 | | #[structopt(long = "post-replace-with")] [INFO] [stdout] 69 | | post_replace_with: Option, [INFO] [stdout] | |_____________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:75:5 [INFO] [stdout] | [INFO] [stdout] 75 | / /// Pattern to find (see https://docs.rs/regex/1.3.7/regex/) [INFO] [stdout] 76 | | pattern: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `subfilter` (bin "subfilter" test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "fc10c83ba82bc4d2a5e2a7c4a5d7d9dd47a4f2d8b3ecbfd65d3e2a9feb196d8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc10c83ba82bc4d2a5e2a7c4a5d7d9dd47a4f2d8b3ecbfd65d3e2a9feb196d8d", kill_on_drop: false }` [INFO] [stdout] fc10c83ba82bc4d2a5e2a7c4a5d7d9dd47a4f2d8b3ecbfd65d3e2a9feb196d8d