[INFO] cloning repository Torrencem/addcomb [INFO] running `"git" "clone" "--bare" "git://github.com/Torrencem/addcomb.git" "work/cache/sources/gh/Torrencem/addcomb"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Torrencem/addcomb'... [INFO] running `"git" "clone" "work/cache/sources/gh/Torrencem/addcomb" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Torrencem/addcomb"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Torrencem/addcomb'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Torrencem/addcomb" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Torrencem/addcomb"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Torrencem/addcomb'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3ffaa2059ae21c56efd519ae013f3a30db662409 [INFO] sha for GitHub repo Torrencem/addcomb: 3ffaa2059ae21c56efd519ae013f3a30db662409 [INFO] validating manifest of Torrencem/addcomb on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Torrencem/addcomb on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Torrencem/addcomb [INFO] finished frobbing Torrencem/addcomb [INFO] frobbed toml for Torrencem/addcomb written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Torrencem/addcomb/Cargo.toml [INFO] started frobbing Torrencem/addcomb [INFO] finished frobbing Torrencem/addcomb [INFO] frobbed toml for Torrencem/addcomb written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/Torrencem/addcomb/Cargo.toml [INFO] crate Torrencem/addcomb already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Torrencem/addcomb against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Torrencem/addcomb:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 1e845ced4640794916a25ab51c52ee27d0ca0856897f6f4badb5a3d56c36e32f [INFO] running `"docker" "start" "-a" "1e845ced4640794916a25ab51c52ee27d0ca0856897f6f4badb5a3d56c36e32f"` [INFO] [stderr] Compiling addcomb v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `comb::chapter_a::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use comb::chapter_a::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_b::*` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use comb::chapter_b::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_c::*` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use comb::chapter_c::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_d::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use comb::chapter_d::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_e::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use comb::chapter_e::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_f::*` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use comb::chapter_f::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_g::*` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use comb::chapter_g::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:113:13 [INFO] [stderr] | [INFO] [stderr] 113 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 143 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:153:13 [INFO] [stderr] | [INFO] [stderr] 153 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 67 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:115:13 [INFO] [stderr] | [INFO] [stderr] 115 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:125:13 [INFO] [stderr] | [INFO] [stderr] 125 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `"docker" "inspect" "1e845ced4640794916a25ab51c52ee27d0ca0856897f6f4badb5a3d56c36e32f"` [INFO] running `"docker" "rm" "-f" "1e845ced4640794916a25ab51c52ee27d0ca0856897f6f4badb5a3d56c36e32f"` [INFO] [stdout] 1e845ced4640794916a25ab51c52ee27d0ca0856897f6f4badb5a3d56c36e32f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Torrencem/addcomb:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 5eea1f1b0a40da5ccbbb1ddb882cdf540a13c3dc5ff75feaf073918261b009c2 [INFO] running `"docker" "start" "-a" "5eea1f1b0a40da5ccbbb1ddb882cdf540a13c3dc5ff75feaf073918261b009c2"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Compiling addcomb v0.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `comb::chapter_a::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use comb::chapter_a::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_b::*` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use comb::chapter_b::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_c::*` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use comb::chapter_c::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_d::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use comb::chapter_d::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_e::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use comb::chapter_e::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_f::*` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use comb::chapter_f::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `comb::chapter_g::*` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use comb::chapter_g::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:23:13 [INFO] [stderr] | [INFO] [stderr] 23 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:113:13 [INFO] [stderr] | [INFO] [stderr] 113 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 143 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `greatest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_a/mod.rs:153:13 [INFO] [stderr] | [INFO] [stderr] 153 | let mut greatest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_greatest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `greatest_set` is never read [INFO] [stderr] --> src/comb/chapter_a/mod.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | greatest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:12:13 [INFO] [stderr] | [INFO] [stderr] 12 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:28:13 [INFO] [stderr] | [INFO] [stderr] 28 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:34:13 [INFO] [stderr] | [INFO] [stderr] 34 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:67:13 [INFO] [stderr] | [INFO] [stderr] 67 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:83:13 [INFO] [stderr] | [INFO] [stderr] 83 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:99:13 [INFO] [stderr] | [INFO] [stderr] 99 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:115:13 [INFO] [stderr] | [INFO] [stderr] 115 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `smallest_set` is assigned to, but never used [INFO] [stderr] --> src/comb/chapter_d/mod.rs:125:13 [INFO] [stderr] | [INFO] [stderr] 125 | let mut smallest_set = empty_set(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_smallest_set` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `smallest_set` is never read [INFO] [stderr] --> src/comb/chapter_d/mod.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | smallest_set = a; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `"docker" "inspect" "5eea1f1b0a40da5ccbbb1ddb882cdf540a13c3dc5ff75feaf073918261b009c2"` [INFO] running `"docker" "rm" "-f" "5eea1f1b0a40da5ccbbb1ddb882cdf540a13c3dc5ff75feaf073918261b009c2"` [INFO] [stdout] 5eea1f1b0a40da5ccbbb1ddb882cdf540a13c3dc5ff75feaf073918261b009c2 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-4/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/Torrencem/addcomb:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] 360d8d6d96c792c9dadeca360bcf13d2daf2a133dd9c3400a844e2d17bf56ced [INFO] running `"docker" "start" "-a" "360d8d6d96c792c9dadeca360bcf13d2daf2a133dd9c3400a844e2d17bf56ced"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/addcomb-5912e2b959200ae1 [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test comb::hfolds::tests::test_intervals ... ok [INFO] [stdout] test comb::hfolds::tests::test_hfrs ... ok [INFO] [stdout] test comb::chapter_c::tests::test_sigma ... ok [INFO] [stdout] test comb::tests::test_c_a ... ok [INFO] [stdout] test comb::chapter_b::tests::test_phi_restricted_interval ... ok [INFO] [stdout] test fastset::tests::test_each_exact ... ok [INFO] [stdout] test fastset::tests::test_set_correctness ... ok [INFO] [stdout] test comb::chapter_a::tests::test_nu_interval ... ok [INFO] [stdout] test comb::chapter_b::tests::test_phi_interval ... ok [INFO] [stdout] test comb::chapter_g::tests::test_mu_res ... ok [INFO] [stdout] test comb::tests::test_dylans_thing ... ok [INFO] [stdout] test comb::chapter_f::tests::test_tau_restricted ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "360d8d6d96c792c9dadeca360bcf13d2daf2a133dd9c3400a844e2d17bf56ced"` [INFO] running `"docker" "rm" "-f" "360d8d6d96c792c9dadeca360bcf13d2daf2a133dd9c3400a844e2d17bf56ced"` [INFO] [stdout] 360d8d6d96c792c9dadeca360bcf13d2daf2a133dd9c3400a844e2d17bf56ced