[INFO] fetching crate intervaltree 0.2.6...
[INFO] testing intervaltree-0.2.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate intervaltree 0.2.6 into /workspace/builds/worker-97/source
[INFO] validating manifest of crates.io crate intervaltree 0.2.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate intervaltree 0.2.6
[INFO] finished tweaking crates.io crate intervaltree 0.2.6
[INFO] tweaked toml for crates.io crate intervaltree 0.2.6 written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdc4b5c0ac3abc810e3ecc6f303c75a0f043efc5da78e16c8562209172aac0aa
[INFO] running `Command { std: "docker" "start" "-a" "fdc4b5c0ac3abc810e3ecc6f303c75a0f043efc5da78e16c8562209172aac0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdc4b5c0ac3abc810e3ecc6f303c75a0f043efc5da78e16c8562209172aac0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc4b5c0ac3abc810e3ecc6f303c75a0f043efc5da78e16c8562209172aac0aa", kill_on_drop: false }`
[INFO] [stdout] fdc4b5c0ac3abc810e3ecc6f303c75a0f043efc5da78e16c8562209172aac0aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5b5b680e15a8bfcde68bdc18395f7a73d41a3a552ef694482d039ec581d451f
[INFO] running `Command { std: "docker" "start" "-a" "a5b5b680e15a8bfcde68bdc18395f7a73d41a3a552ef694482d039ec581d451f", kill_on_drop: false }`
[INFO] [stderr]    Compiling intervaltree v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "a5b5b680e15a8bfcde68bdc18395f7a73d41a3a552ef694482d039ec581d451f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b5b680e15a8bfcde68bdc18395f7a73d41a3a552ef694482d039ec581d451f", kill_on_drop: false }`
[INFO] [stdout] a5b5b680e15a8bfcde68bdc18395f7a73d41a3a552ef694482d039ec581d451f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe82fba9aaeffdf8e97a0d99cb37221ace93615386a065c6d066f73a0a1d5215
[INFO] running `Command { std: "docker" "start" "-a" "fe82fba9aaeffdf8e97a0d99cb37221ace93615386a065c6d066f73a0a1d5215", kill_on_drop: false }`
[INFO] [stderr]    Compiling intervaltree v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "fe82fba9aaeffdf8e97a0d99cb37221ace93615386a065c6d066f73a0a1d5215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe82fba9aaeffdf8e97a0d99cb37221ace93615386a065c6d066f73a0a1d5215", kill_on_drop: false }`
[INFO] [stdout] fe82fba9aaeffdf8e97a0d99cb37221ace93615386a065c6d066f73a0a1d5215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5462f2dec91c9e980fe1414ffc4dc11a4f1c442251fb20f482ff5909d146b55
[INFO] running `Command { std: "docker" "start" "-a" "c5462f2dec91c9e980fe1414ffc4dc11a4f1c442251fb20f482ff5909d146b55", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/intervaltree-66d37959bdd8ff33)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests intervaltree
[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" "c5462f2dec91c9e980fe1414ffc4dc11a4f1c442251fb20f482ff5909d146b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5462f2dec91c9e980fe1414ffc4dc11a4f1c442251fb20f482ff5909d146b55", kill_on_drop: false }`
[INFO] [stdout] c5462f2dec91c9e980fe1414ffc4dc11a4f1c442251fb20f482ff5909d146b55