[INFO] fetching crate mermer-rs 0.1.0...
[INFO] testing mermer-rs-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate mermer-rs 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mermer-rs 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mermer-rs 0.1.0
[INFO] finished tweaking crates.io crate mermer-rs 0.1.0
[INFO] tweaked toml for crates.io crate mermer-rs 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45bfad0d6dedf90c5d34c1ae81222ab59afbd9b2db80f34b4de2b210aaf6fee5
[INFO] running `Command { std: "docker" "start" "-a" "45bfad0d6dedf90c5d34c1ae81222ab59afbd9b2db80f34b4de2b210aaf6fee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45bfad0d6dedf90c5d34c1ae81222ab59afbd9b2db80f34b4de2b210aaf6fee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45bfad0d6dedf90c5d34c1ae81222ab59afbd9b2db80f34b4de2b210aaf6fee5", kill_on_drop: false }`
[INFO] [stdout] 45bfad0d6dedf90c5d34c1ae81222ab59afbd9b2db80f34b4de2b210aaf6fee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c1ac59ba53d05b28bd8fca49e432901cd7a41e63cc36ccad84a3af4ecdd039f
[INFO] running `Command { std: "docker" "start" "-a" "5c1ac59ba53d05b28bd8fca49e432901cd7a41e63cc36ccad84a3af4ecdd039f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mermer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 | const TABLE_SIZE: usize = (1 << (2 * SCAN_WIDTH));
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_reverse_complement`
[INFO] [stdout]    --> src/lib.rs:240:4
[INFO] [stdout]     |
[INFO] [stdout] 240 | fn make_reverse_complement(motif: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "5c1ac59ba53d05b28bd8fca49e432901cd7a41e63cc36ccad84a3af4ecdd039f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1ac59ba53d05b28bd8fca49e432901cd7a41e63cc36ccad84a3af4ecdd039f", kill_on_drop: false }`
[INFO] [stdout] 5c1ac59ba53d05b28bd8fca49e432901cd7a41e63cc36ccad84a3af4ecdd039f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e99932c8b8358f60aa53709a1fa3ad2a1ffba0bc6172995967b201c1f4d49d01
[INFO] running `Command { std: "docker" "start" "-a" "e99932c8b8358f60aa53709a1fa3ad2a1ffba0bc6172995967b201c1f4d49d01", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 | const TABLE_SIZE: usize = (1 << (2 * SCAN_WIDTH));
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mermer-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `make_reverse_complement`
[INFO] [stdout]    --> src/lib.rs:240:4
[INFO] [stdout]     |
[INFO] [stdout] 240 | fn make_reverse_complement(motif: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:45:27
[INFO] [stdout]    |
[INFO] [stdout] 45 | const TABLE_SIZE: usize = (1 << (2 * SCAN_WIDTH));
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `make_reverse_complement`
[INFO] [stdout]    --> src/lib.rs:240:4
[INFO] [stdout]     |
[INFO] [stdout] 240 | fn make_reverse_complement(motif: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "e99932c8b8358f60aa53709a1fa3ad2a1ffba0bc6172995967b201c1f4d49d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99932c8b8358f60aa53709a1fa3ad2a1ffba0bc6172995967b201c1f4d49d01", kill_on_drop: false }`
[INFO] [stdout] e99932c8b8358f60aa53709a1fa3ad2a1ffba0bc6172995967b201c1f4d49d01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e88bead664a2335ca4e17ab8fdcbfc95a2f5f4c1361fd1d0e1cf89bfa7e38743
[INFO] running `Command { std: "docker" "start" "-a" "e88bead664a2335ca4e17ab8fdcbfc95a2f5f4c1361fd1d0e1cf89bfa7e38743", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/lib.rs:45:27
[INFO] [stderr]    |
[INFO] [stderr] 45 | const TABLE_SIZE: usize = (1 << (2 * SCAN_WIDTH));
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_reverse_complement`
[INFO] [stderr]    --> src/lib.rs:240:4
[INFO] [stderr]     |
[INFO] [stderr] 240 | fn make_reverse_complement(motif: &str) -> String {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mermer-rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `mermer-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mermer_rs-4ef4ca3ecca32989)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_substitute_char ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mermer-rs
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:45:27
[INFO] [stderr]    |
[INFO] [stderr] 45 | const TABLE_SIZE: usize = (1 << (2 * SCAN_WIDTH));
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - read_fasta (line 159) ... FAILED
[INFO] [stdout] test src/lib.rs - substitute_char (line 276) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - read_fasta (line 159) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/lib.rs:160:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | let f = File::open("dm6.fa").unwrap();
[INFO] [stdout]   |         ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `read_fasta` in this scope
[INFO] [stdout]  --> src/lib.rs:161:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | let (_, _, chromosomes) = read_fasta(&f).unwrap();
[INFO] [stdout]   |                           ^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mermer_rs::read_fasta;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - substitute_char (line 276) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `substitute_char` in this scope
[INFO] [stdout]  --> src/lib.rs:277:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | assert_eq!("CAAA", substitute_char("AAAA", 0, 'C'));
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `substitute_char` in this scope
[INFO] [stdout]  --> src/lib.rs:278:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!("AACA", substitute_char("AAAA", 2, 'C'));
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - read_fasta (line 159)
[INFO] [stdout]     src/lib.rs - substitute_char (line 276)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "e88bead664a2335ca4e17ab8fdcbfc95a2f5f4c1361fd1d0e1cf89bfa7e38743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e88bead664a2335ca4e17ab8fdcbfc95a2f5f4c1361fd1d0e1cf89bfa7e38743", kill_on_drop: false }`
[INFO] [stdout] e88bead664a2335ca4e17ab8fdcbfc95a2f5f4c1361fd1d0e1cf89bfa7e38743