[INFO] fetching crate bs_crate 0.1.5...
[INFO] testing bs_crate-0.1.5 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate bs_crate 0.1.5 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate bs_crate 0.1.5
[INFO] finished tweaking crates.io crate bs_crate 0.1.5
[INFO] tweaked toml for crates.io crate bs_crate 0.1.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bs_crate 0.1.5 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddfaf6ddc07534e85ecbcece6629f36dc3c5f6b9844277cb77640987602e73b0
[INFO] running `Command { std: "docker" "start" "-a" "ddfaf6ddc07534e85ecbcece6629f36dc3c5f6b9844277cb77640987602e73b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddfaf6ddc07534e85ecbcece6629f36dc3c5f6b9844277cb77640987602e73b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfaf6ddc07534e85ecbcece6629f36dc3c5f6b9844277cb77640987602e73b0", kill_on_drop: false }`
[INFO] [stdout] ddfaf6ddc07534e85ecbcece6629f36dc3c5f6b9844277cb77640987602e73b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e3ae0b8f2db8ad41e50375f9622004f357d48f47b7a9a470fcc15590f386222
[INFO] running `Command { std: "docker" "start" "-a" "4e3ae0b8f2db8ad41e50375f9622004f357d48f47b7a9a470fcc15590f386222", kill_on_drop: false }`
[INFO] [stderr]    Compiling bs_crate v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "4e3ae0b8f2db8ad41e50375f9622004f357d48f47b7a9a470fcc15590f386222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e3ae0b8f2db8ad41e50375f9622004f357d48f47b7a9a470fcc15590f386222", kill_on_drop: false }`
[INFO] [stdout] 4e3ae0b8f2db8ad41e50375f9622004f357d48f47b7a9a470fcc15590f386222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe1e9274e827049c57001a0ac341dbc1e030ae90675a63a8607f5befc946b438
[INFO] running `Command { std: "docker" "start" "-a" "fe1e9274e827049c57001a0ac341dbc1e030ae90675a63a8607f5befc946b438", kill_on_drop: false }`
[INFO] [stderr]    Compiling bs_crate v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "fe1e9274e827049c57001a0ac341dbc1e030ae90675a63a8607f5befc946b438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1e9274e827049c57001a0ac341dbc1e030ae90675a63a8607f5befc946b438", kill_on_drop: false }`
[INFO] [stdout] fe1e9274e827049c57001a0ac341dbc1e030ae90675a63a8607f5befc946b438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0360d7e4b097a1f6ad9cbe1e0619eadee9edfb9aeedd1f07941ccf6215c5ef8f
[INFO] running `Command { std: "docker" "start" "-a" "0360d7e4b097a1f6ad9cbe1e0619eadee9edfb9aeedd1f07941ccf6215c5ef8f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bs_crate-a30e1f99377ecca1)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::first_10_palindromes_check_first_three ... ok
[INFO] [stdout] test tests::first_10_palindromes_check_first_one ... ok
[INFO] [stdout] test tests::is_palindrome_check_zero ... ok
[INFO] [stdout] test tests::is_palindrome_check_random ... ok
[INFO] [stdout] test tests::is_palindrome_check_above_limit - should panic ... ok
[INFO] [stdout] test tests::first_10_palindromes_check_above_limit ... ok
[INFO] [stderr]    Doc-tests bs_crate
[INFO] [stdout] test tests::first_10_palindromes_check_last_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - first_n_palindromes (line 91) ... FAILED
[INFO] [stdout] test src/lib.rs - is_palindrome (line 73) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - first_n_palindromes (line 91) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `first_n_palindromes` in this scope
[INFO] [stdout]  --> src/lib.rs:92:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | let first_10_palindromes = first_n_palindromes(10);
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use bs_crate::first_n_palindromes;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - is_palindrome (line 73) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `is_palindrome` in this scope
[INFO] [stdout]  --> src/lib.rs:75:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert!(is_palindrome(x));
[INFO] [stdout]   |         ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 + use bs_crate::is_palindrome;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[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 - first_n_palindromes (line 91)
[INFO] [stdout]     src/lib.rs - is_palindrome (line 73)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0360d7e4b097a1f6ad9cbe1e0619eadee9edfb9aeedd1f07941ccf6215c5ef8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0360d7e4b097a1f6ad9cbe1e0619eadee9edfb9aeedd1f07941ccf6215c5ef8f", kill_on_drop: false }`
[INFO] [stdout] 0360d7e4b097a1f6ad9cbe1e0619eadee9edfb9aeedd1f07941ccf6215c5ef8f
