[INFO] fetching crate riptree 0.3.8...
[INFO] testing riptree-0.3.8 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate riptree 0.3.8 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate riptree 0.3.8
[INFO] finished tweaking crates.io crate riptree 0.3.8
[INFO] tweaked toml for crates.io crate riptree 0.3.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate riptree 0.3.8 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate riptree 0.3.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3103a39e0a600c913b47aac8cd8e4aa7ba451095a5445decf442f378eb255c86
[INFO] running `Command { std: "docker" "start" "-a" "3103a39e0a600c913b47aac8cd8e4aa7ba451095a5445decf442f378eb255c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3103a39e0a600c913b47aac8cd8e4aa7ba451095a5445decf442f378eb255c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3103a39e0a600c913b47aac8cd8e4aa7ba451095a5445decf442f378eb255c86", kill_on_drop: false }`
[INFO] [stdout] 3103a39e0a600c913b47aac8cd8e4aa7ba451095a5445decf442f378eb255c86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b300f7d186b97ba2cb4faa66d6de6d32e603ed880ced98ea56088ab3293b4137
[INFO] running `Command { std: "docker" "start" "-a" "b300f7d186b97ba2cb4faa66d6de6d32e603ed880ced98ea56088ab3293b4137", kill_on_drop: false }`
[INFO] [stderr]    Compiling riptree v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "b300f7d186b97ba2cb4faa66d6de6d32e603ed880ced98ea56088ab3293b4137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b300f7d186b97ba2cb4faa66d6de6d32e603ed880ced98ea56088ab3293b4137", kill_on_drop: false }`
[INFO] [stdout] b300f7d186b97ba2cb4faa66d6de6d32e603ed880ced98ea56088ab3293b4137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbd3b15f75f9c42b9c419fdd77e877b9529af752209d566e2fcb000c8e4eb950
[INFO] running `Command { std: "docker" "start" "-a" "bbd3b15f75f9c42b9c419fdd77e877b9529af752209d566e2fcb000c8e4eb950", kill_on_drop: false }`
[INFO] [stderr]    Compiling riptree v0.3.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "bbd3b15f75f9c42b9c419fdd77e877b9529af752209d566e2fcb000c8e4eb950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd3b15f75f9c42b9c419fdd77e877b9529af752209d566e2fcb000c8e4eb950", kill_on_drop: false }`
[INFO] [stdout] bbd3b15f75f9c42b9c419fdd77e877b9529af752209d566e2fcb000c8e4eb950
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b56e8470b1d8243d4caa281ad90f67e248a205d721f0bfba247da6f6585f7cd4
[INFO] running `Command { std: "docker" "start" "-a" "b56e8470b1d8243d4caa281ad90f67e248a205d721f0bfba247da6f6585f7cd4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/riptree-991f9c66eba6328e)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/riptree-669c5c65e91ba12f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests riptree
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "b56e8470b1d8243d4caa281ad90f67e248a205d721f0bfba247da6f6585f7cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56e8470b1d8243d4caa281ad90f67e248a205d721f0bfba247da6f6585f7cd4", kill_on_drop: false }`
[INFO] [stdout] b56e8470b1d8243d4caa281ad90f67e248a205d721f0bfba247da6f6585f7cd4