[INFO] fetching crate try_collections 0.1.1...
[INFO] testing try_collections-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate try_collections 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate try_collections 0.1.1
[INFO] finished tweaking crates.io crate try_collections 0.1.1
[INFO] tweaked toml for crates.io crate try_collections 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate try_collections 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.8.2 (available: v0.16.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61c7bdc5d3b1dcc914a0b237a226c93963c537082157147ff8bf4371b7a8e213
[INFO] running `Command { std: "docker" "start" "-a" "61c7bdc5d3b1dcc914a0b237a226c93963c537082157147ff8bf4371b7a8e213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61c7bdc5d3b1dcc914a0b237a226c93963c537082157147ff8bf4371b7a8e213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c7bdc5d3b1dcc914a0b237a226c93963c537082157147ff8bf4371b7a8e213", kill_on_drop: false }`
[INFO] [stdout] 61c7bdc5d3b1dcc914a0b237a226c93963c537082157147ff8bf4371b7a8e213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe1a180c245a91ac1831b9c84f105f739115c04fe573a3f6d49cf4db1cde6d6d
[INFO] running `Command { std: "docker" "start" "-a" "fe1a180c245a91ac1831b9c84f105f739115c04fe573a3f6d49cf4db1cde6d6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling try_collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "fe1a180c245a91ac1831b9c84f105f739115c04fe573a3f6d49cf4db1cde6d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1a180c245a91ac1831b9c84f105f739115c04fe573a3f6d49cf4db1cde6d6d", kill_on_drop: false }`
[INFO] [stdout] fe1a180c245a91ac1831b9c84f105f739115c04fe573a3f6d49cf4db1cde6d6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a5e4d0475f8f1c2cb45bcb3832e0ab049a685dd21cb4cc31293a8187a2e1eda
[INFO] running `Command { std: "docker" "start" "-a" "2a5e4d0475f8f1c2cb45bcb3832e0ab049a685dd21cb4cc31293a8187a2e1eda", kill_on_drop: false }`
[INFO] [stderr]    Compiling try_collections v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "2a5e4d0475f8f1c2cb45bcb3832e0ab049a685dd21cb4cc31293a8187a2e1eda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5e4d0475f8f1c2cb45bcb3832e0ab049a685dd21cb4cc31293a8187a2e1eda", kill_on_drop: false }`
[INFO] [stdout] 2a5e4d0475f8f1c2cb45bcb3832e0ab049a685dd21cb4cc31293a8187a2e1eda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f646ad3cd20e9d9ebcf590a4afeee8f68832054e43d8ded9d43694c478be2c1
[INFO] running `Command { std: "docker" "start" "-a" "5f646ad3cd20e9d9ebcf590a4afeee8f68832054e43d8ded9d43694c478be2c1", 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/try_collections-eaa86637a3462730)
[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 try_collections
[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" "5f646ad3cd20e9d9ebcf590a4afeee8f68832054e43d8ded9d43694c478be2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f646ad3cd20e9d9ebcf590a4afeee8f68832054e43d8ded9d43694c478be2c1", kill_on_drop: false }`
[INFO] [stdout] 5f646ad3cd20e9d9ebcf590a4afeee8f68832054e43d8ded9d43694c478be2c1