[INFO] fetching crate qp-trie 0.7.7...
[INFO] testing qp-trie-0.7.7 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate qp-trie 0.7.7 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate qp-trie 0.7.7 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qp-trie 0.7.7
[INFO] finished tweaking crates.io crate qp-trie 0.7.7
[INFO] tweaked toml for crates.io crate qp-trie 0.7.7 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd7c847428b6c35415ca1abcd6d088149c5c291ea2eca09e88de48764a85b3a7
[INFO] running `Command { std: "docker" "start" "-a" "bd7c847428b6c35415ca1abcd6d088149c5c291ea2eca09e88de48764a85b3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd7c847428b6c35415ca1abcd6d088149c5c291ea2eca09e88de48764a85b3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7c847428b6c35415ca1abcd6d088149c5c291ea2eca09e88de48764a85b3a7", kill_on_drop: false }`
[INFO] [stdout] bd7c847428b6c35415ca1abcd6d088149c5c291ea2eca09e88de48764a85b3a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6b9aa549df637eecf89960ec3d719947c932df81fe70c9393112ff37f9cfc5d
[INFO] running `Command { std: "docker" "start" "-a" "e6b9aa549df637eecf89960ec3d719947c932df81fe70c9393112ff37f9cfc5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling qp-trie v0.7.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "e6b9aa549df637eecf89960ec3d719947c932df81fe70c9393112ff37f9cfc5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b9aa549df637eecf89960ec3d719947c932df81fe70c9393112ff37f9cfc5d", kill_on_drop: false }`
[INFO] [stdout] e6b9aa549df637eecf89960ec3d719947c932df81fe70c9393112ff37f9cfc5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0a923bf402576ed76aa8428bfd63d2175eaa5b0db3077db97e89e695530da25
[INFO] running `Command { std: "docker" "start" "-a" "a0a923bf402576ed76aa8428bfd63d2175eaa5b0db3077db97e89e695530da25", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling debug_unreachable v0.1.1
[INFO] [stderr]    Compiling qptrie v0.2.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling qp-trie v0.7.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "a0a923bf402576ed76aa8428bfd63d2175eaa5b0db3077db97e89e695530da25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a923bf402576ed76aa8428bfd63d2175eaa5b0db3077db97e89e695530da25", kill_on_drop: false }`
[INFO] [stdout] a0a923bf402576ed76aa8428bfd63d2175eaa5b0db3077db97e89e695530da25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d13c04f3e321aaa3a7fe681bae075cddb13bb89fcc4de2bfdec2b26d91f39d5c
[INFO] running `Command { std: "docker" "start" "-a" "d13c04f3e321aaa3a7fe681bae075cddb13bb89fcc4de2bfdec2b26d91f39d5c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qp_trie-e2bcc8309b125dab)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test util::test::nybble ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-d2f471bccbd2b9f1)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test entry_insert_and_remove_2 ... ok
[INFO] [stdout] test entry_insert_and_remove_1 ... ok
[INFO] [stdout] test insert_and_get_2 ... ok
[INFO] [stdout] test insert_and_get_3 ... ok
[INFO] [stdout] test insert_and_remove_1 ... ok
[INFO] [stdout] test issue_22_regression_remove_prefix ... ok
[INFO] [stdout] test insert_and_get_4 ... ok
[INFO] [stdout] test insert_and_get_5 ... ok
[INFO] [stdout] test insert_and_get_1 ... ok
[INFO] [stdout] test longest_common_prefix_simple ... ok
[INFO] [stdout] test longest_common_prefix_complex ... ok
[INFO] [stdout] test prefix_sets_1 ... ok
[INFO] [stdout] test insert_and_get ... ok
[INFO] [stdout] test insert_and_remove ... ok
[INFO] [stdout] test entry_insert_and_remove ... ok
[INFO] [stdout] test iter_keys ... ok
[INFO] [stdout] test iter_values ... ok
[INFO] [stdout] test prefix_sets_ref ... ok
[INFO] [stdout] test prefix_sets ... ok
[INFO] [stdout] test longest_common_prefix ... ok
[INFO] [stdout] test prefix_sets_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qp-trie
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/trie.rs - trie::Trie (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d13c04f3e321aaa3a7fe681bae075cddb13bb89fcc4de2bfdec2b26d91f39d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13c04f3e321aaa3a7fe681bae075cddb13bb89fcc4de2bfdec2b26d91f39d5c", kill_on_drop: false }`
[INFO] [stdout] d13c04f3e321aaa3a7fe681bae075cddb13bb89fcc4de2bfdec2b26d91f39d5c