[INFO] fetching crate tc-btree 0.4.0...
[INFO] testing tc-btree-0.4.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tc-btree 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tc-btree 0.4.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-btree 0.4.0
[INFO] finished tweaking crates.io crate tc-btree 0.4.0
[INFO] tweaked toml for crates.io crate tc-btree 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39fd412e74a1b665e0e3724828f9c45b640d04bea9764e16388e8d0163683079
[INFO] running `Command { std: "docker" "start" "-a" "39fd412e74a1b665e0e3724828f9c45b640d04bea9764e16388e8d0163683079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39fd412e74a1b665e0e3724828f9c45b640d04bea9764e16388e8d0163683079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39fd412e74a1b665e0e3724828f9c45b640d04bea9764e16388e8d0163683079", kill_on_drop: false }`
[INFO] [stdout] 39fd412e74a1b665e0e3724828f9c45b640d04bea9764e16388e8d0163683079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4db0118f35be283cc247dc6156cb471168f23879a054e4fdd5032125d2cd8916
[INFO] running `Command { std: "docker" "start" "-a" "4db0118f35be283cc247dc6156cb471168f23879a054e4fdd5032125d2cd8916", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.79
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.79
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling collate v0.1.10
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.79
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.79
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling email-address-parser v1.0.3
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling async-hash v0.3.1
[INFO] [stderr]    Compiling destream v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling handlebars v4.2.1
[INFO] [stderr]    Compiling tc-error v0.4.0
[INFO] [stderr]    Compiling number-general v0.7.0
[INFO] [stderr]    Compiling tbon v0.3.5
[INFO] [stderr]    Compiling tcgeneric v0.3.0
[INFO] [stderr]    Compiling tc-value v0.4.0
[INFO] [stderr]    Compiling tc-transact v0.11.0
[INFO] [stderr]    Compiling tc-btree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.97s
[INFO] running `Command { std: "docker" "inspect" "4db0118f35be283cc247dc6156cb471168f23879a054e4fdd5032125d2cd8916", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db0118f35be283cc247dc6156cb471168f23879a054e4fdd5032125d2cd8916", kill_on_drop: false }`
[INFO] [stdout] 4db0118f35be283cc247dc6156cb471168f23879a054e4fdd5032125d2cd8916
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac1e6e53f337a35b2b1630b1b6e70d0ac7252c655508fbc0f7e7d8b6fdeedab5
[INFO] running `Command { std: "docker" "start" "-a" "ac1e6e53f337a35b2b1630b1b6e70d0ac7252c655508fbc0f7e7d8b6fdeedab5", kill_on_drop: false }`
[INFO] [stderr]    Compiling tc-btree v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "ac1e6e53f337a35b2b1630b1b6e70d0ac7252c655508fbc0f7e7d8b6fdeedab5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1e6e53f337a35b2b1630b1b6e70d0ac7252c655508fbc0f7e7d8b6fdeedab5", kill_on_drop: false }`
[INFO] [stdout] ac1e6e53f337a35b2b1630b1b6e70d0ac7252c655508fbc0f7e7d8b6fdeedab5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cfa0a61d8ee76ff222e9e064ba83a360a1a1c33cd4c820fe43e534a08a4b0a6a
[INFO] running `Command { std: "docker" "start" "-a" "cfa0a61d8ee76ff222e9e064ba83a360a1a1c33cd4c820fe43e534a08a4b0a6a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tc_btree-9c3b24478a40411e)
[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]    Doc-tests tc-btree
[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" "cfa0a61d8ee76ff222e9e064ba83a360a1a1c33cd4c820fe43e534a08a4b0a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa0a61d8ee76ff222e9e064ba83a360a1a1c33cd4c820fe43e534a08a4b0a6a", kill_on_drop: false }`
[INFO] [stdout] cfa0a61d8ee76ff222e9e064ba83a360a1a1c33cd4c820fe43e534a08a4b0a6a