[INFO] fetching crate bittree 0.1.0...
[INFO] testing bittree-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate bittree 0.1.0 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate bittree 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bittree 0.1.0
[INFO] finished tweaking crates.io crate bittree 0.1.0
[INFO] tweaked toml for crates.io crate bittree 0.1.0 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate bittree 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f490e04f1a3ecf4c66e3d3915c283b8ea249bb5938455a2e55752f029a31d6e
[INFO] running `Command { std: "docker" "start" "-a" "4f490e04f1a3ecf4c66e3d3915c283b8ea249bb5938455a2e55752f029a31d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f490e04f1a3ecf4c66e3d3915c283b8ea249bb5938455a2e55752f029a31d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f490e04f1a3ecf4c66e3d3915c283b8ea249bb5938455a2e55752f029a31d6e", kill_on_drop: false }`
[INFO] [stdout] 4f490e04f1a3ecf4c66e3d3915c283b8ea249bb5938455a2e55752f029a31d6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b778a44d373627b963113ba71d1726d7ca8b2627d1a4b099bf5d24e5f8d6db0e
[INFO] running `Command { std: "docker" "start" "-a" "b778a44d373627b963113ba71d1726d7ca8b2627d1a4b099bf5d24e5f8d6db0e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bittree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "b778a44d373627b963113ba71d1726d7ca8b2627d1a4b099bf5d24e5f8d6db0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b778a44d373627b963113ba71d1726d7ca8b2627d1a4b099bf5d24e5f8d6db0e", kill_on_drop: false }`
[INFO] [stdout] b778a44d373627b963113ba71d1726d7ca8b2627d1a4b099bf5d24e5f8d6db0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eed708ed462d4a36c7c20b1c29cd2e0048ed695acae14d500839af69725868a
[INFO] running `Command { std: "docker" "start" "-a" "7eed708ed462d4a36c7c20b1c29cd2e0048ed695acae14d500839af69725868a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bittree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/bittree-c4bad3eb6b52c4fd)
[INFO] running `Command { std: "docker" "inspect" "7eed708ed462d4a36c7c20b1c29cd2e0048ed695acae14d500839af69725868a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eed708ed462d4a36c7c20b1c29cd2e0048ed695acae14d500839af69725868a", kill_on_drop: false }`
[INFO] [stdout] 7eed708ed462d4a36c7c20b1c29cd2e0048ed695acae14d500839af69725868a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7239fd1d081c0505efe6ff1bd6c484b8e5c1a16f082388334927f28a4f63207
[INFO] running `Command { std: "docker" "start" "-a" "b7239fd1d081c0505efe6ff1bd6c484b8e5c1a16f082388334927f28a4f63207", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bittree-c4bad3eb6b52c4fd)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test basic_add_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bittree
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - BitTree (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7239fd1d081c0505efe6ff1bd6c484b8e5c1a16f082388334927f28a4f63207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7239fd1d081c0505efe6ff1bd6c484b8e5c1a16f082388334927f28a4f63207", kill_on_drop: false }`
[INFO] [stdout] b7239fd1d081c0505efe6ff1bd6c484b8e5c1a16f082388334927f28a4f63207