[INFO] fetching crate prefix_tree_map 0.2.1...
[INFO] testing prefix_tree_map-0.2.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate prefix_tree_map 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate prefix_tree_map 0.2.1
[INFO] finished tweaking crates.io crate prefix_tree_map 0.2.1
[INFO] tweaked toml for crates.io crate prefix_tree_map 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix_tree_map 0.2.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate prefix_tree_map 0.2.1 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" "+1.90.0" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f20ae75162a5441e09e2711def7b29727e6b519215a9338465132773ca002c40
[INFO] running `Command { std: "docker" "start" "-a" "f20ae75162a5441e09e2711def7b29727e6b519215a9338465132773ca002c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f20ae75162a5441e09e2711def7b29727e6b519215a9338465132773ca002c40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20ae75162a5441e09e2711def7b29727e6b519215a9338465132773ca002c40", kill_on_drop: false }`
[INFO] [stdout] f20ae75162a5441e09e2711def7b29727e6b519215a9338465132773ca002c40
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e4d595bf6d3d18482ae04e599d381aa7b514407636bc7951870322e44ed627d
[INFO] running `Command { std: "docker" "start" "-a" "7e4d595bf6d3d18482ae04e599d381aa7b514407636bc7951870322e44ed627d", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix_tree_map v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "7e4d595bf6d3d18482ae04e599d381aa7b514407636bc7951870322e44ed627d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e4d595bf6d3d18482ae04e599d381aa7b514407636bc7951870322e44ed627d", kill_on_drop: false }`
[INFO] [stdout] 7e4d595bf6d3d18482ae04e599d381aa7b514407636bc7951870322e44ed627d
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3a856a91c9b78a39841f71ebde6a592e07abbd5716ba027fae26077563ac12b
[INFO] running `Command { std: "docker" "start" "-a" "f3a856a91c9b78a39841f71ebde6a592e07abbd5716ba027fae26077563ac12b", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix_tree_map v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f3a856a91c9b78a39841f71ebde6a592e07abbd5716ba027fae26077563ac12b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a856a91c9b78a39841f71ebde6a592e07abbd5716ba027fae26077563ac12b", kill_on_drop: false }`
[INFO] [stdout] f3a856a91c9b78a39841f71ebde6a592e07abbd5716ba027fae26077563ac12b
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0245fb87dce8a97d5e80ad5474e8876fe0c671739b6b229f544a373bb5c9737b
[INFO] running `Command { std: "docker" "start" "-a" "0245fb87dce8a97d5e80ad5474e8876fe0c671739b6b229f544a373bb5c9737b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefix_tree_map-6288d2fe634d2444)
[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 prefix_tree_map
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 91) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0245fb87dce8a97d5e80ad5474e8876fe0c671739b6b229f544a373bb5c9737b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0245fb87dce8a97d5e80ad5474e8876fe0c671739b6b229f544a373bb5c9737b", kill_on_drop: false }`
[INFO] [stdout] 0245fb87dce8a97d5e80ad5474e8876fe0c671739b6b229f544a373bb5c9737b