[INFO] fetching crate ccitt-t4-t6 0.1.0... [INFO] testing ccitt-t4-t6-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate ccitt-t4-t6 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate ccitt-t4-t6 0.1.0 [INFO] finished tweaking crates.io crate ccitt-t4-t6 0.1.0 [INFO] tweaked toml for crates.io crate ccitt-t4-t6 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ccitt-t4-t6 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate ccitt-t4-t6 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9fd83a2336af005de7ee23d29f2901fd46e91eed6ef6ef5fa55ad399b2d2c03a [INFO] running `Command { std: "docker" "start" "-a" "9fd83a2336af005de7ee23d29f2901fd46e91eed6ef6ef5fa55ad399b2d2c03a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9fd83a2336af005de7ee23d29f2901fd46e91eed6ef6ef5fa55ad399b2d2c03a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fd83a2336af005de7ee23d29f2901fd46e91eed6ef6ef5fa55ad399b2d2c03a", kill_on_drop: false }` [INFO] [stdout] 9fd83a2336af005de7ee23d29f2901fd46e91eed6ef6ef5fa55ad399b2d2c03a [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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a9f650751eac1976c181082495338e0bb8bb4dc1eb320980de4bf8646b81b07 [INFO] running `Command { std: "docker" "start" "-a" "7a9f650751eac1976c181082495338e0bb8bb4dc1eb320980de4bf8646b81b07", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling ccitt-t4-t6 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/g42d/decode.rs:604:8 [INFO] [stdout] | [INFO] [stdout] 604 | EX(Bits), [INFO] [stdout] | -- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Cmd` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 604 - EX(Bits), [INFO] [stdout] 604 + EX(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.42s [INFO] running `Command { std: "docker" "inspect" "7a9f650751eac1976c181082495338e0bb8bb4dc1eb320980de4bf8646b81b07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a9f650751eac1976c181082495338e0bb8bb4dc1eb320980de4bf8646b81b07", kill_on_drop: false }` [INFO] [stdout] 7a9f650751eac1976c181082495338e0bb8bb4dc1eb320980de4bf8646b81b07 [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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d85eaff9e2410d310b30850641c65c4d8c2f03b3053d9d6dda4af95640b7276 [INFO] running `Command { std: "docker" "start" "-a" "1d85eaff9e2410d310b30850641c65c4d8c2f03b3053d9d6dda4af95640b7276", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.0 [INFO] [stderr] Compiling eyre v0.6.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling gimli v0.23.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling object v0.22.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling indenter v0.3.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling owo-colors v1.1.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling structopt-derive v0.4.13 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/g42d/decode.rs:604:8 [INFO] [stdout] | [INFO] [stdout] 604 | EX(Bits), [INFO] [stdout] | -- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Cmd` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 604 - EX(Bits), [INFO] [stdout] 604 + EX(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling addr2line v0.14.0 [INFO] [stderr] Compiling backtrace v0.3.55 [INFO] [stderr] Compiling color-eyre v0.5.7 [INFO] [stderr] Compiling structopt v0.3.20 [INFO] [stderr] Compiling ccitt-t4-t6 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/g42d/decode.rs:604:8 [INFO] [stdout] | [INFO] [stdout] 604 | EX(Bits), [INFO] [stdout] | -- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Cmd` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 604 - EX(Bits), [INFO] [stdout] 604 + EX(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 20.78s [INFO] running `Command { std: "docker" "inspect" "1d85eaff9e2410d310b30850641c65c4d8c2f03b3053d9d6dda4af95640b7276", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d85eaff9e2410d310b30850641c65c4d8c2f03b3053d9d6dda4af95640b7276", kill_on_drop: false }` [INFO] [stdout] 1d85eaff9e2410d310b30850641c65c4d8c2f03b3053d9d6dda4af95640b7276 [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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3fb830699bb754f04db9ca3f700f1fe942e8a5f1b68a1382a6bef0a2d38febcc [INFO] running `Command { std: "docker" "start" "-a" "3fb830699bb754f04db9ca3f700f1fe942e8a5f1b68a1382a6bef0a2d38febcc", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/g42d/decode.rs:604:8 [INFO] [stderr] | [INFO] [stderr] 604 | EX(Bits), [INFO] [stderr] | -- ^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Cmd` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 604 - EX(Bits), [INFO] [stderr] 604 + EX(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `ccitt-t4-t6` (lib) generated 1 warning [INFO] [stderr] warning: `ccitt-t4-t6` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ccitt_t4_t6-177d3392d94a11b2) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test bit_iter::tests::test_bit_writer_write ... ok [INFO] [stdout] test bit_iter::tests::test_bit_writer_write_bits ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests ccitt_t4_t6 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3fb830699bb754f04db9ca3f700f1fe942e8a5f1b68a1382a6bef0a2d38febcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fb830699bb754f04db9ca3f700f1fe942e8a5f1b68a1382a6bef0a2d38febcc", kill_on_drop: false }` [INFO] [stdout] 3fb830699bb754f04db9ca3f700f1fe942e8a5f1b68a1382a6bef0a2d38febcc