[INFO] fetching crate simple_optimization 0.12.1...
[INFO] testing simple_optimization-0.12.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate simple_optimization 0.12.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate simple_optimization 0.12.1
[INFO] finished tweaking crates.io crate simple_optimization 0.12.1
[INFO] tweaked toml for crates.io crate simple_optimization 0.12.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_optimization 0.12.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 91 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_distr v0.4.3 (available: v0.5.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded print_duration v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c46c9afa8c99f3a4d10a1d372e8f6e40c60e2f3eee89e24df271c3fe2adee97
[INFO] running `Command { std: "docker" "start" "-a" "6c46c9afa8c99f3a4d10a1d372e8f6e40c60e2f3eee89e24df271c3fe2adee97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c46c9afa8c99f3a4d10a1d372e8f6e40c60e2f3eee89e24df271c3fe2adee97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c46c9afa8c99f3a4d10a1d372e8f6e40c60e2f3eee89e24df271c3fe2adee97", kill_on_drop: false }`
[INFO] [stdout] 6c46c9afa8c99f3a4d10a1d372e8f6e40c60e2f3eee89e24df271c3fe2adee97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28ff798121d98d1f197b69d0fce2dc1061b1f55ab99578d4389b129fdbc3131f
[INFO] running `Command { std: "docker" "start" "-a" "28ff798121d98d1f197b69d0fce2dc1061b1f55ab99578d4389b129fdbc3131f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling print_duration v1.0.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling simple_optimization v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "28ff798121d98d1f197b69d0fce2dc1061b1f55ab99578d4389b129fdbc3131f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ff798121d98d1f197b69d0fce2dc1061b1f55ab99578d4389b129fdbc3131f", kill_on_drop: false }`
[INFO] [stdout] 28ff798121d98d1f197b69d0fce2dc1061b1f55ab99578d4389b129fdbc3131f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecb7cf670b2b4c51dab94b4790fc661707b5c156b34b55890388a4c527b7d523
[INFO] running `Command { std: "docker" "start" "-a" "ecb7cf670b2b4c51dab94b4790fc661707b5c156b34b55890388a4c527b7d523", kill_on_drop: false }`
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling simple_optimization v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.83s
[INFO] running `Command { std: "docker" "inspect" "ecb7cf670b2b4c51dab94b4790fc661707b5c156b34b55890388a4c527b7d523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb7cf670b2b4c51dab94b4790fc661707b5c156b34b55890388a4c527b7d523", kill_on_drop: false }`
[INFO] [stdout] ecb7cf670b2b4c51dab94b4790fc661707b5c156b34b55890388a4c527b7d523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 359cf0bcf1d6aa4b53c57cb3b46044fcc131f9a67792d44de0f0dd3ca5c79186
[INFO] running `Command { std: "docker" "start" "-a" "359cf0bcf1d6aa4b53c57cb3b46044fcc131f9a67792d44de0f0dd3ca5c79186", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simple_optimization-6c81dafad80ca8ed)
[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] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-73b710282276890f)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::grid_search_simple ... ok
[INFO] [stdout] test tests::grid_search_simple_u8 ... ok
[INFO] [stdout] test tests::grid_search_complex_u8 ... ok
[INFO] [stdout] test tests::grid_search_complex ... ok
[INFO] [stdout] test tests::grid_search_boundary ... ok
[INFO] [stdout] test tests::random_search_simple ... ok
[INFO] [stdout] test tests::random_search_simple_u8 ... ok
[INFO] [stdout] test tests::random_search_complex ... ok
[INFO] [stdout] test tests::random_search_complex_u8 ... ok
[INFO] [stdout] test tests::random_search_boundary ... ok
[INFO] [stdout] test tests::simulated_annealing_simple ... ok
[INFO] [stdout] test tests::simulated_annealing_simple_u8 ... ok
[INFO] [stdout] test tests::simulated_annealing_boundary ... ok
[INFO] [stdout] test tests::simulated_annealing_complex ... ok
[INFO] [stdout] test tests::simulated_annealing_complex_u8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 17.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simple_optimization
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ignored
[INFO] [stdout] test src/lib.rs - (line 45) ... ignored
[INFO] [stdout] test src/util.rs - util::Polling::default (line 54) ... ignored
[INFO] [stdout] test src/simulated_annealing.rs - simulated_annealing::simulated_annealing (line 116) ... ok
[INFO] [stdout] test src/random_search.rs - random_search::random_search (line 66) ... ok
[INFO] [stdout] test src/simulated_annealing.rs - simulated_annealing::simulated_annealing (line 49) ... ok
[INFO] [stdout] test src/grid_search.rs - grid_search::grid_search (line 18) ... ok
[INFO] [stdout] test src/random_search.rs - random_search::random_search (line 17) ... ok
[INFO] [stdout] test src/grid_search.rs - grid_search::grid_search (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "359cf0bcf1d6aa4b53c57cb3b46044fcc131f9a67792d44de0f0dd3ca5c79186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "359cf0bcf1d6aa4b53c57cb3b46044fcc131f9a67792d44de0f0dd3ca5c79186", kill_on_drop: false }`
[INFO] [stdout] 359cf0bcf1d6aa4b53c57cb3b46044fcc131f9a67792d44de0f0dd3ca5c79186