[INFO] fetching crate tree-edit-distance 0.3.0...
[INFO] testing tree-edit-distance-0.3.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate tree-edit-distance 0.3.0 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate tree-edit-distance 0.3.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tree-edit-distance 0.3.0
[INFO] finished tweaking crates.io crate tree-edit-distance 0.3.0
[INFO] tweaked toml for crates.io crate tree-edit-distance 0.3.0 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structmeta v0.1.4
[INFO] [stderr]   Downloaded structmeta-derive v0.1.4
[INFO] [stderr]   Downloaded test-strategy v0.1.2
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded assert_matches v1.5.0
[INFO] [stderr]   Downloaded integer-sqrt v0.1.5
[INFO] [stderr]   Downloaded pathfinding v2.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65669a2443486133b45794719c653a5fbe56d3f36d43484dd4bd119647c60de1
[INFO] running `Command { std: "docker" "start" "-a" "65669a2443486133b45794719c653a5fbe56d3f36d43484dd4bd119647c60de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65669a2443486133b45794719c653a5fbe56d3f36d43484dd4bd119647c60de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65669a2443486133b45794719c653a5fbe56d3f36d43484dd4bd119647c60de1", kill_on_drop: false }`
[INFO] [stdout] 65669a2443486133b45794719c653a5fbe56d3f36d43484dd4bd119647c60de1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8209f790e0b899a579f78d0d36ced0dc6511dc2dd3f409ca4897524ba6cbe40
[INFO] running `Command { std: "docker" "start" "-a" "e8209f790e0b899a579f78d0d36ced0dc6511dc2dd3f409ca4897524ba6cbe40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling pathfinding v2.2.3
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling tree-edit-distance v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.25s
[INFO] running `Command { std: "docker" "inspect" "e8209f790e0b899a579f78d0d36ced0dc6511dc2dd3f409ca4897524ba6cbe40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8209f790e0b899a579f78d0d36ced0dc6511dc2dd3f409ca4897524ba6cbe40", kill_on_drop: false }`
[INFO] [stdout] e8209f790e0b899a579f78d0d36ced0dc6511dc2dd3f409ca4897524ba6cbe40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82da35d615906d707d5b0d953e2ecc406845187239fb314395de33220d78d45c
[INFO] running `Command { std: "docker" "start" "-a" "82da35d615906d707d5b0d953e2ecc406845187239fb314395de33220d78d45c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling structmeta-derive v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling structmeta v0.1.4
[INFO] [stderr]    Compiling test-strategy v0.1.2
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling tree-edit-distance v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.75s
[INFO] running `Command { std: "docker" "inspect" "82da35d615906d707d5b0d953e2ecc406845187239fb314395de33220d78d45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82da35d615906d707d5b0d953e2ecc406845187239fb314395de33220d78d45c", kill_on_drop: false }`
[INFO] [stdout] 82da35d615906d707d5b0d953e2ecc406845187239fb314395de33220d78d45c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 789c1b46007983b73a344c0dcb32722a42c4daaaa649b4f75de9bcd03412661d
[INFO] running `Command { std: "docker" "start" "-a" "789c1b46007983b73a344c0dcb32722a42c4daaaa649b4f75de9bcd03412661d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tree_edit_distance-43375acf14c96d09)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test cost::tests::cost_of_slice_equals_sum_of_costs ... ok
[INFO] [stdout] test memoize::tests::cost_is_memoized ... ok
[INFO] [stdout] test tree::tests::cost_equals_weight_plus_sum_of_costs_of_children ... ok
[INFO] [stdout] test tree::tests::count_equals_one_plus_sum_of_count_of_children ... ok
[INFO] [stdout] test memoize::tests::kind_is_preserved ... ok
[INFO] [stdout] test memoize::tests::weight_is_preserved ... ok
[INFO] [stdout] test diff::tests::the_number_of_edits_is_at_most_equal_to_the_total_number_of_nodes ... ok
[INFO] [stdout] test diff::tests::nodes_of_different_kinds_cannot_be_replaced ... ok
[INFO] [stdout] test diff::tests::the_cost_is_at_most_equal_to_the_sum_of_costs ... ok
[INFO] [stdout] test diff::tests::the_cost_of_swapping_nodes_is_equal_to_the_sum_of_their_costs ... ok
[INFO] [stdout] test diff::tests::the_cost_between_identical_trees_is_zero ... ok
[INFO] [stdout] test diff::tests::nodes_of_equal_kinds_can_be_replaced ... ok
[INFO] [stdout] test diff::tests::the_cost_of_replacing_nodes_does_not_depend_on_their_weights ... ok
[INFO] [stdout] test diff::tests::the_cost_is_always_minimized ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.33s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tree-edit-distance
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "789c1b46007983b73a344c0dcb32722a42c4daaaa649b4f75de9bcd03412661d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789c1b46007983b73a344c0dcb32722a42c4daaaa649b4f75de9bcd03412661d", kill_on_drop: false }`
[INFO] [stdout] 789c1b46007983b73a344c0dcb32722a42c4daaaa649b4f75de9bcd03412661d