[INFO] fetching crate mmt 0.2.4...
[INFO] testing mmt-0.2.4 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mmt 0.2.4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mmt 0.2.4
[INFO] finished tweaking crates.io crate mmt 0.2.4
[INFO] tweaked toml for crates.io crate mmt 0.2.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mmt 0.2.4 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 mmt 0.2.4 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.84
[INFO] [stderr]   Downloaded once_cell v1.16.0
[INFO] [stderr]   Downloaded thread_local v1.1.4
[INFO] [stderr]   Downloaded dev_util v0.1.1
[INFO] [stderr]   Downloaded hashlink v0.8.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.48
[INFO] [stderr]   Downloaded quote v1.0.22
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.84
[INFO] [stderr]   Downloaded cxx-build v1.0.84
[INFO] [stderr]   Downloaded rusqlite v0.28.0
[INFO] [stderr]   Downloaded syn v1.0.106
[INFO] [stderr]   Downloaded cxx v1.0.84
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] [stderr]   Downloaded libsqlite3-sys v0.25.2
[INFO] [stderr]   Downloaded is_copy v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 53715b5a59b49618f8a6fe74372d7e78a77b49c6d326ca05b4dc157e6f733e16
[INFO] running `Command { std: "docker" "start" "-a" "53715b5a59b49618f8a6fe74372d7e78a77b49c6d326ca05b4dc157e6f733e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53715b5a59b49618f8a6fe74372d7e78a77b49c6d326ca05b4dc157e6f733e16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53715b5a59b49618f8a6fe74372d7e78a77b49c6d326ca05b4dc157e6f733e16", kill_on_drop: false }`
[INFO] [stdout] 53715b5a59b49618f8a6fe74372d7e78a77b49c6d326ca05b4dc157e6f733e16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a995df35d3d4d4606629207682aed3e80c3a855832d3878c3e31b2ad7ea8fbd3
[INFO] running `Command { std: "docker" "start" "-a" "a995df35d3d4d4606629207682aed3e80c3a855832d3878c3e31b2ad7ea8fbd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.48
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling quote v1.0.22
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling syn v1.0.106
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling libsqlite3-sys v0.25.2
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.53
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling mutate_once v0.1.1
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling kamadak-exif v0.5.5
[INFO] [stderr]    Compiling is_copy v0.1.5
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling tracing-subscriber v0.3.16
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling hashlink v0.8.1
[INFO] [stderr]    Compiling rusqlite v0.28.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling dev_util v0.1.1
[INFO] [stderr]    Compiling mmt v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.52s
[INFO] running `Command { std: "docker" "inspect" "a995df35d3d4d4606629207682aed3e80c3a855832d3878c3e31b2ad7ea8fbd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a995df35d3d4d4606629207682aed3e80c3a855832d3878c3e31b2ad7ea8fbd3", kill_on_drop: false }`
[INFO] [stdout] a995df35d3d4d4606629207682aed3e80c3a855832d3878c3e31b2ad7ea8fbd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 20de65ba47c9ef18ed94b4a3c1755ae72ec72f25b7632423cf5cae458963adea
[INFO] running `Command { std: "docker" "start" "-a" "20de65ba47c9ef18ed94b4a3c1755ae72ec72f25b7632423cf5cae458963adea", kill_on_drop: false }`
[INFO] [stderr]    Compiling mmt v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "20de65ba47c9ef18ed94b4a3c1755ae72ec72f25b7632423cf5cae458963adea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20de65ba47c9ef18ed94b4a3c1755ae72ec72f25b7632423cf5cae458963adea", kill_on_drop: false }`
[INFO] [stdout] 20de65ba47c9ef18ed94b4a3c1755ae72ec72f25b7632423cf5cae458963adea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 56910282471af1fee5888d2fa6fcbe8e505fffa461c4b2d109cdbc3aff201a8f
[INFO] running `Command { std: "docker" "start" "-a" "56910282471af1fee5888d2fa6fcbe8e505fffa461c4b2d109cdbc3aff201a8f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmt-8969c59f1090f092)
[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/copy_file.rs (/opt/rustwide/target/debug/deps/copy_file-d8ea5b47d8b0a71e)
[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 mmt
[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" "56910282471af1fee5888d2fa6fcbe8e505fffa461c4b2d109cdbc3aff201a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56910282471af1fee5888d2fa6fcbe8e505fffa461c4b2d109cdbc3aff201a8f", kill_on_drop: false }`
[INFO] [stdout] 56910282471af1fee5888d2fa6fcbe8e505fffa461c4b2d109cdbc3aff201a8f