[INFO] fetching crate mpr 0.4.2...
[INFO] testing mpr-0.4.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mpr 0.4.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate mpr 0.4.2
[INFO] finished tweaking crates.io crate mpr 0.4.2
[INFO] tweaked toml for crates.io crate mpr 0.4.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpr 0.4.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mpr 0.4.2 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f02cfbb90c6e867002a57d53e489c852c1aa8dc42241fa6834ff78a0d9d136d3
[INFO] running `Command { std: "docker" "start" "-a" "f02cfbb90c6e867002a57d53e489c852c1aa8dc42241fa6834ff78a0d9d136d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f02cfbb90c6e867002a57d53e489c852c1aa8dc42241fa6834ff78a0d9d136d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02cfbb90c6e867002a57d53e489c852c1aa8dc42241fa6834ff78a0d9d136d3", kill_on_drop: false }`
[INFO] [stdout] f02cfbb90c6e867002a57d53e489c852c1aa8dc42241fa6834ff78a0d9d136d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1695dacac1b92a7470d5adef0c187ff6fec57e44b42c4914704d47bb4fd7442c
[INFO] running `Command { std: "docker" "start" "-a" "1695dacac1b92a7470d5adef0c187ff6fec57e44b42c4914704d47bb4fd7442c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling hashbrown v0.12.2
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling scratch v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.71
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling link-cplusplus v1.0.6
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling onig_sys v69.8.0
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling cxx v1.0.71
[INFO] [stderr]    Compiling libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling time v0.3.11
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling cxx-build v1.0.71
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling git-version-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling bytemuck v1.10.0
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling bugreport v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling rgb v0.8.33
[INFO] [stderr]    Compiling bat v0.21.0
[INFO] [stderr]    Compiling git-version v0.3.5
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.71
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling globset v0.4.9
[INFO] [stderr]    Compiling rust-apt v0.3.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling os_str_bytes v6.1.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling which v4.2.5
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling path_abs v0.5.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling grep-cli v0.1.6
[INFO] [stderr]    Compiling ansi_colours v1.1.1
[INFO] [stderr]    Compiling termsize v0.1.6
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling quit_macros v1.1.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling quit v1.1.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling clap v3.2.8
[INFO] [stderr]    Compiling edit v0.1.4
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling plist v1.3.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_yaml v0.8.25
[INFO] [stderr]    Compiling clircle v0.3.0
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling onig v6.3.2
[INFO] [stderr]    Compiling syntect v5.0.0
[INFO] [stderr]    Compiling git2 v0.14.4
[INFO] [stderr]    Compiling mpr v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `stdout` and `stderr` are never read
[INFO] [stdout]   --> src/util.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct CommandResult {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 84 |     pub stdout: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 85 |     pub stderr: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 42s
[INFO] running `Command { std: "docker" "inspect" "1695dacac1b92a7470d5adef0c187ff6fec57e44b42c4914704d47bb4fd7442c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1695dacac1b92a7470d5adef0c187ff6fec57e44b42c4914704d47bb4fd7442c", kill_on_drop: false }`
[INFO] [stdout] 1695dacac1b92a7470d5adef0c187ff6fec57e44b42c4914704d47bb4fd7442c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b23908ee377f029c9fa77eaf80eaec7523aeb5d80ad21ff6cbc990d1f5fb4e63
[INFO] running `Command { std: "docker" "start" "-a" "b23908ee377f029c9fa77eaf80eaec7523aeb5d80ad21ff6cbc990d1f5fb4e63", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpr v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `stdout` and `stderr` are never read
[INFO] [stdout]   --> src/util.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct CommandResult {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 84 |     pub stdout: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 85 |     pub stderr: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "b23908ee377f029c9fa77eaf80eaec7523aeb5d80ad21ff6cbc990d1f5fb4e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b23908ee377f029c9fa77eaf80eaec7523aeb5d80ad21ff6cbc990d1f5fb4e63", kill_on_drop: false }`
[INFO] [stdout] b23908ee377f029c9fa77eaf80eaec7523aeb5d80ad21ff6cbc990d1f5fb4e63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 743e3fc8c7f9b8152f5bdc8d6b5f3767d7f4645df3cd2aabd56e17936a8bca6e
[INFO] running `Command { std: "docker" "start" "-a" "743e3fc8c7f9b8152f5bdc8d6b5f3767d7f4645df3cd2aabd56e17936a8bca6e", kill_on_drop: false }`
[INFO] [stderr] warning: fields `stdout` and `stderr` are never read
[INFO] [stderr]   --> src/util.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub struct CommandResult {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] 84 |     pub stdout: Vec<u8>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 85 |     pub stderr: Vec<u8>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mpr` (bin "mpr" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mpr-47018970ad7fb9c6)
[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" "743e3fc8c7f9b8152f5bdc8d6b5f3767d7f4645df3cd2aabd56e17936a8bca6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743e3fc8c7f9b8152f5bdc8d6b5f3767d7f4645df3cd2aabd56e17936a8bca6e", kill_on_drop: false }`
[INFO] [stdout] 743e3fc8c7f9b8152f5bdc8d6b5f3767d7f4645df3cd2aabd56e17936a8bca6e
