[INFO] fetching crate arboretum-td 0.1.0...
[INFO] testing arboretum-td-0.1.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate arboretum-td 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate arboretum-td 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arboretum-td 0.1.0
[INFO] finished tweaking crates.io crate arboretum-td 0.1.0
[INFO] tweaked toml for crates.io crate arboretum-td 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate arboretum-td 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.15
[INFO] [stderr]   Downloaded tap v1.0.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] [stderr]   Downloaded byteorder v1.4.2
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded getrandom v0.2.2
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded libc v0.2.94
[INFO] [stderr]   Downloaded proc-macro2 v1.0.20
[INFO] [stderr]   Downloaded syn v1.0.40
[INFO] [stderr]   Downloaded ctrlc v3.1.9
[INFO] [stderr]   Downloaded num-bigint v0.4.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.15
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded cc v1.0.66
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] [stderr]   Downloaded rand_chacha v0.3.0
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded rand_hc v0.3.0
[INFO] [stderr]   Downloaded rand v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2797efaff8b815d0156dc414343e9651ba1d0065fee596c220a6f67d376ba9d3
[INFO] running `Command { std: "docker" "start" "-a" "2797efaff8b815d0156dc414343e9651ba1d0065fee596c220a6f67d376ba9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2797efaff8b815d0156dc414343e9651ba1d0065fee596c220a6f67d376ba9d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2797efaff8b815d0156dc414343e9651ba1d0065fee596c220a6f67d376ba9d3", kill_on_drop: false }`
[INFO] [stdout] 2797efaff8b815d0156dc414343e9651ba1d0065fee596c220a6f67d376ba9d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d1a42644f606dba538e87aedb49d0fbb7017a46113bb82627da526cbdc1313f
[INFO] running `Command { std: "docker" "start" "-a" "6d1a42644f606dba538e87aedb49d0fbb7017a46113bb82627da526cbdc1313f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling bitvec v0.19.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling arboretum-td v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `epoch`
[INFO] [stdout]    --> src/meta_heuristics/tabu_local_search.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         for epoch in 0..self.epochs {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 7.27s
[INFO] running `Command { std: "docker" "inspect" "6d1a42644f606dba538e87aedb49d0fbb7017a46113bb82627da526cbdc1313f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1a42644f606dba538e87aedb49d0fbb7017a46113bb82627da526cbdc1313f", kill_on_drop: false }`
[INFO] [stdout] 6d1a42644f606dba538e87aedb49d0fbb7017a46113bb82627da526cbdc1313f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d72eb48cd1eeaacccb6c6b741e39293879f64afdb222404736b1163dde746896
[INFO] running `Command { std: "docker" "start" "-a" "d72eb48cd1eeaacccb6c6b741e39293879f64afdb222404736b1163dde746896", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `epoch`
[INFO] [stdout]    --> src/meta_heuristics/tabu_local_search.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         for epoch in 0..self.epochs {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arboretum-td v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `epoch`
[INFO] [stdout]    --> src/meta_heuristics/tabu_local_search.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         for epoch in 0..self.epochs {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 2.12s
[INFO] running `Command { std: "docker" "inspect" "d72eb48cd1eeaacccb6c6b741e39293879f64afdb222404736b1163dde746896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72eb48cd1eeaacccb6c6b741e39293879f64afdb222404736b1163dde746896", kill_on_drop: false }`
[INFO] [stdout] d72eb48cd1eeaacccb6c6b741e39293879f64afdb222404736b1163dde746896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b46973cccf66cd20d02add1d3052a7255f7320e62fdd62ecde65bbcc83d130ee
[INFO] running `Command { std: "docker" "start" "-a" "b46973cccf66cd20d02add1d3052a7255f7320e62fdd62ecde65bbcc83d130ee", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `epoch`
[INFO] [stderr]    --> src/meta_heuristics/tabu_local_search.rs:169:13
[INFO] [stderr]     |
[INFO] [stderr] 169 |         for epoch in 0..self.epochs {
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_epoch`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `arboretum-td` (lib) generated 1 warning (run `cargo fix --lib -p arboretum-td` to apply 1 suggestion)
[INFO] [stderr] warning: `arboretum-td` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arboretum_td-1203db05b54df924)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test datastructures::tests::pq_pop_min ... ok
[INFO] [stdout] test datastructures::tests::pq_update ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::cut_vertex ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::safe_bi_connected_separator ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::safe_tri_connected_separator ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::test_degree ... ok
[INFO] [stdout] test datastructures::tests::iter ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::safe_clique_separator ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::no_safe_bi_connected_separator ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::test_order ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::no_cut_vertex ... ok
[INFO] [stdout] test graph::hash_map_graph::tests::safe_almost_clique_separator ... ok
[INFO] [stdout] test heuristic_elimination_order::tests::initial ... ok
[INFO] [stdout] test heuristic_elimination_order::tests::eliminate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.83s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arboretum-td
[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] running `Command { std: "docker" "inspect" "b46973cccf66cd20d02add1d3052a7255f7320e62fdd62ecde65bbcc83d130ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46973cccf66cd20d02add1d3052a7255f7320e62fdd62ecde65bbcc83d130ee", kill_on_drop: false }`
[INFO] [stdout] b46973cccf66cd20d02add1d3052a7255f7320e62fdd62ecde65bbcc83d130ee
