[INFO] fetching crate upside-down 0.1.0...
[INFO] testing upside-down-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate upside-down 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate upside-down 0.1.0
[INFO] finished tweaking crates.io crate upside-down 0.1.0
[INFO] tweaked toml for crates.io crate upside-down 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate upside-down 0.1.0 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] 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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35c0d1dedcfb9a57f217b6e34ae9efd1067839551e0b96335a051afdbd1ac095
[INFO] running `Command { std: "docker" "start" "-a" "35c0d1dedcfb9a57f217b6e34ae9efd1067839551e0b96335a051afdbd1ac095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35c0d1dedcfb9a57f217b6e34ae9efd1067839551e0b96335a051afdbd1ac095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35c0d1dedcfb9a57f217b6e34ae9efd1067839551e0b96335a051afdbd1ac095", kill_on_drop: false }`
[INFO] [stdout] 35c0d1dedcfb9a57f217b6e34ae9efd1067839551e0b96335a051afdbd1ac095
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3428f5b90b8eb4594c4ded5a19a6aaa2bfdd02d75ea5910394a30db6bc7463f0
[INFO] running `Command { std: "docker" "start" "-a" "3428f5b90b8eb4594c4ded5a19a6aaa2bfdd02d75ea5910394a30db6bc7463f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling upside-down v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "3428f5b90b8eb4594c4ded5a19a6aaa2bfdd02d75ea5910394a30db6bc7463f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3428f5b90b8eb4594c4ded5a19a6aaa2bfdd02d75ea5910394a30db6bc7463f0", kill_on_drop: false }`
[INFO] [stdout] 3428f5b90b8eb4594c4ded5a19a6aaa2bfdd02d75ea5910394a30db6bc7463f0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38c68a53f8d7d18b04a9961a4932fa258aba95a7795ede19576a628f7744243b
[INFO] running `Command { std: "docker" "start" "-a" "38c68a53f8d7d18b04a9961a4932fa258aba95a7795ede19576a628f7744243b", kill_on_drop: false }`
[INFO] [stderr]    Compiling upside-down v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "38c68a53f8d7d18b04a9961a4932fa258aba95a7795ede19576a628f7744243b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c68a53f8d7d18b04a9961a4932fa258aba95a7795ede19576a628f7744243b", kill_on_drop: false }`
[INFO] [stdout] 38c68a53f8d7d18b04a9961a4932fa258aba95a7795ede19576a628f7744243b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25dfa3735fd9e23453ca95b6a7a7e8912a8935ade8420828eb9358910e3dcc8b
[INFO] running `Command { std: "docker" "start" "-a" "25dfa3735fd9e23453ca95b6a7a7e8912a8935ade8420828eb9358910e3dcc8b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/upside_down-593ed40a85d2e34c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test upside_down::test::test_string_lowercase ... ok
[INFO] [stdout] test upside_down::test::test_string_uppercase ... 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] running `Command { std: "docker" "inspect" "25dfa3735fd9e23453ca95b6a7a7e8912a8935ade8420828eb9358910e3dcc8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25dfa3735fd9e23453ca95b6a7a7e8912a8935ade8420828eb9358910e3dcc8b", kill_on_drop: false }`
[INFO] [stdout] 25dfa3735fd9e23453ca95b6a7a7e8912a8935ade8420828eb9358910e3dcc8b