[INFO] fetching crate qmc 2.19.1...
[INFO] testing qmc-2.19.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate qmc 2.19.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate qmc 2.19.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qmc 2.19.1
[INFO] finished tweaking crates.io crate qmc 2.19.1
[INFO] tweaked toml for crates.io crate qmc 2.19.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate qmc 2.19.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a69f49217325ea31afa99fc987091a466b53285f53926814d48835febb16534
[INFO] running `Command { std: "docker" "start" "-a" "9a69f49217325ea31afa99fc987091a466b53285f53926814d48835febb16534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a69f49217325ea31afa99fc987091a466b53285f53926814d48835febb16534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a69f49217325ea31afa99fc987091a466b53285f53926814d48835febb16534", kill_on_drop: false }`
[INFO] [stdout] 9a69f49217325ea31afa99fc987091a466b53285f53926814d48835febb16534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acdf1f83c52fed9cc996da6f3b7f1994087dd17b05f5ebf71a51127922d43e0c
[INFO] running `Command { std: "docker" "start" "-a" "acdf1f83c52fed9cc996da6f3b7f1994087dd17b05f5ebf71a51127922d43e0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling qmc v2.19.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `min`
[INFO] [stdout]  --> src/classical/graph.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{max, min};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "acdf1f83c52fed9cc996da6f3b7f1994087dd17b05f5ebf71a51127922d43e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdf1f83c52fed9cc996da6f3b7f1994087dd17b05f5ebf71a51127922d43e0c", kill_on_drop: false }`
[INFO] [stdout] acdf1f83c52fed9cc996da6f3b7f1994087dd17b05f5ebf71a51127922d43e0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73f790dae64d56bee5e573a042d6ff9f5ffa2959a5abdd06071af7463cc79114
[INFO] running `Command { std: "docker" "start" "-a" "73f790dae64d56bee5e573a042d6ff9f5ffa2959a5abdd06071af7463cc79114", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stdout] warning: unused import: `min`
[INFO] [stdout]  --> src/classical/graph.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{max, min};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling qmc v2.19.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `min`
[INFO] [stdout]  --> src/classical/graph.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::{max, min};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "73f790dae64d56bee5e573a042d6ff9f5ffa2959a5abdd06071af7463cc79114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73f790dae64d56bee5e573a042d6ff9f5ffa2959a5abdd06071af7463cc79114", kill_on_drop: false }`
[INFO] [stdout] 73f790dae64d56bee5e573a042d6ff9f5ffa2959a5abdd06071af7463cc79114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ede371084c0f696a7338c991bfb59b8807de8235f835dda85b8a7acb26dcc2a1
[INFO] running `Command { std: "docker" "start" "-a" "ede371084c0f696a7338c991bfb59b8807de8235f835dda85b8a7acb26dcc2a1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `min`
[INFO] [stderr]  --> src/classical/graph.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::cmp::{max, min};
[INFO] [stderr]   |                     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `min`
[INFO] [stderr]  --> src/classical/graph.rs:4:21
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::cmp::{max, min};
[INFO] [stderr]   |                     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qmc-a19f117a5d2004e8)
[INFO] [stdout] running 24 tests
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_bias ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_true_larger ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::interaction_indexing_single ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::interaction_indexing_double ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_false ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_false_harder ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_2d ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_true_larger_diagonal ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::mat_var_test_double ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::run_two_joined_check_flip_p ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::test_overlapping_regions ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::test_wrap_around ... ok
[INFO] [stdout] test sse::qmc_traits::rvb::sc_tests::test_overlapping_regions_simple ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_2d_bathroom ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_false_larger_diagonal ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::ising_flip_check_true ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_bias_not ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_bounce ... ok
[INFO] [stdout] test util::vec_help::sc_tests::test_remove_dups_again ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::mat_var_test_triple ... ok
[INFO] [stdout] test util::vec_help::sc_tests::test_remove_dups ... ok
[INFO] [stdout] test sse::qmc_runner::qmc_tests::mat_var_test_single ... ok
[INFO] [stdout] test classical::graph::classic_tests::test_worm_flip_doubles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/check_loop_crash.rs (/opt/rustwide/target/debug/deps/check_loop_crash-f66e016777b3f9d4)
[INFO] [stdout] test run_single_bond ... ok
[INFO] [stderr]      Running tests/check_rvb_crash.rs (/opt/rustwide/target/debug/deps/check_rvb_crash-bcd799fec8686e1b)
[INFO] [stdout] test run_double_bond ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test run_two_independent_vars ... ok
[INFO] [stdout] test run_two_joined_vars_double ... ok
[INFO] [stdout] test run_single_var ... ok
[INFO] [stdout] test run_two_joined_vars ... ok
[INFO] [stdout] test run_two_unit_cell_random_bonds ... ok
[INFO] [stdout] test run_two_unit_cell ... ok
[INFO] [stdout] test run_three ... ok
[INFO] [stdout] test run_four has been running for over 60 seconds
[INFO] [stderr]      Running tests/cluster_test.rs (/opt/rustwide/target/debug/deps/cluster_test-d7ce516f0ff6e55a)
[INFO] [stdout] test run_four ... ok
[INFO] [stderr]      Running tests/convert_test.rs (/opt/rustwide/target/debug/deps/convert_test-9d9892e26498b259)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 80.77s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test multi_cluster_test ... ok
[INFO] [stdout] test single_cluster_test ... ok
[INFO] [stdout] test simple_cluster_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/longitudinal_crash.rs (/opt/rustwide/target/debug/deps/longitudinal_crash-a6aa8a49cf82edac)
[INFO] [stdout] test convert_and_run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test run_simple_heatbath ... ok
[INFO] [stdout] test run_simple ... ok
[INFO] [stdout] test run_simple_rvb ... ok
[INFO] [stdout] test run_two_unit_cell ... ok
[INFO] [stdout] test run_two_unit_cell_random_bonds ... ok
[INFO] [stdout] test run_three ... ok
[INFO] [stdout] test run_four has been running for over 60 seconds
[INFO] [stderr]    Doc-tests qmc
[INFO] [stdout] test run_four ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 75.29s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - sse (line 90) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - sse (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ede371084c0f696a7338c991bfb59b8807de8235f835dda85b8a7acb26dcc2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede371084c0f696a7338c991bfb59b8807de8235f835dda85b8a7acb26dcc2a1", kill_on_drop: false }`
[INFO] [stdout] ede371084c0f696a7338c991bfb59b8807de8235f835dda85b8a7acb26dcc2a1