[INFO] fetching crate backtrack 0.3.0... [INFO] testing backtrack-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] extracting crate backtrack 0.3.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate backtrack 0.3.0 [INFO] finished tweaking crates.io crate backtrack 0.3.0 [INFO] tweaked toml for crates.io crate backtrack 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate backtrack 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate backtrack 0.3.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memoffset v0.6.4 [INFO] [stderr] Downloaded half v1.7.1 [INFO] [stderr] Downloaded serde_cbor v0.11.1 [INFO] [stderr] Downloaded criterion-plot v0.4.3 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded semver v1.0.3 [INFO] [stderr] Downloaded serde v1.0.126 [INFO] [stderr] Downloaded criterion v0.3.4 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.5 [INFO] [stderr] Downloaded syn v1.0.73 [INFO] [stderr] Downloaded serde_derive v1.0.126 [INFO] [stderr] Downloaded itertools v0.10.1 [INFO] [stderr] Downloaded bstr v0.2.16 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cb84824a6176c47e8d3c46c7423308ce9763b447a834779c6c833eb69bf4c11d [INFO] running `Command { std: "docker" "start" "-a" "cb84824a6176c47e8d3c46c7423308ce9763b447a834779c6c833eb69bf4c11d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb84824a6176c47e8d3c46c7423308ce9763b447a834779c6c833eb69bf4c11d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb84824a6176c47e8d3c46c7423308ce9763b447a834779c6c833eb69bf4c11d", kill_on_drop: false }` [INFO] [stdout] cb84824a6176c47e8d3c46c7423308ce9763b447a834779c6c833eb69bf4c11d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c822e089ec23a78bb62d3051655ffaa7dd8dc44f2a082eb601795f843fb49724 [INFO] running `Command { std: "docker" "start" "-a" "c822e089ec23a78bb62d3051655ffaa7dd8dc44f2a082eb601795f843fb49724", kill_on_drop: false }` [INFO] [stderr] Compiling backtrack v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "c822e089ec23a78bb62d3051655ffaa7dd8dc44f2a082eb601795f843fb49724", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c822e089ec23a78bb62d3051655ffaa7dd8dc44f2a082eb601795f843fb49724", kill_on_drop: false }` [INFO] [stdout] c822e089ec23a78bb62d3051655ffaa7dd8dc44f2a082eb601795f843fb49724 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 8b47fe983fb418f964a1001d2b1c1e4509cbb12eb784e288f416cf4bd5f83195 [INFO] running `Command { std: "docker" "start" "-a" "8b47fe983fb418f964a1001d2b1c1e4509cbb12eb784e288f416cf4bd5f83195", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling half v1.7.1 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling backtrack v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 20.73s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8b47fe983fb418f964a1001d2b1c1e4509cbb12eb784e288f416cf4bd5f83195", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b47fe983fb418f964a1001d2b1c1e4509cbb12eb784e288f416cf4bd5f83195", kill_on_drop: false }` [INFO] [stdout] 8b47fe983fb418f964a1001d2b1c1e4509cbb12eb784e288f416cf4bd5f83195 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d8f31b70ae2aa1588a25e27b28ddec68effe6cc5e5c3528768f1323e88091740 [INFO] running `Command { std: "docker" "start" "-a" "d8f31b70ae2aa1588a25e27b28ddec68effe6cc5e5c3528768f1323e88091740", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/backtrack-f9dc9bac91b8172f) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test problems::count_up::tests::count_up_sat ... ok [INFO] [stdout] test problems::total_sum::tests::sums_sat3 ... ok [INFO] [stdout] test problems::count_up::tests::count_up_unsat ... ok [INFO] [stdout] test problems::total_sum::tests::sums_sat4 ... ok [INFO] [stdout] test problems::total_sum::tests::sums_unsat_too_few ... ok [INFO] [stdout] test problems::total_sum::tests::sums_unsat_too_many ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/it/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/it-a9f80bfecb774941) [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test bit_queens::tiny_bit_at_least ... ok [INFO] [stdout] test count_up::count_up_search_nosat ... ok [INFO] [stdout] test count_up::count_up_search_sat ... ok [INFO] [stdout] test n_queens::four_queens_search_nodes ... ok [INFO] [stdout] test count_up::total_sum_unsat_unique ... ok [INFO] [stdout] test total_sum::total_sum_search_sat ... ok [INFO] [stdout] test total_sum::total_sum_search_sat_cached ... ok [INFO] [stdout] test n_queens::four_queens_search_sat ... ok [INFO] [stdout] test n_queens::four_queens_unsat_unique ... ok [INFO] [stdout] test total_sum::total_sum_unsat_unique ... ok [INFO] [stdout] test total_sum::total_sum_unsat_unique_cached ... ok [INFO] [stdout] test zero_sized::zero_len_problem ... ok [INFO] [stdout] test zero_sized::zero_len_problem_cached ... ok [INFO] [stdout] test zero_sized::zero_sized_len_problem ... ok [INFO] [stdout] test zero_sized::zero_sized_len_problem_cached ... ok [INFO] [stdout] test zero_sized::zero_sized_problem ... ok [INFO] [stdout] test zero_sized::zero_sized_problem_cached ... ok [INFO] [stdout] test bit_queens::equivalent_n_queens ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d8f31b70ae2aa1588a25e27b28ddec68effe6cc5e5c3528768f1323e88091740", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8f31b70ae2aa1588a25e27b28ddec68effe6cc5e5c3528768f1323e88091740", kill_on_drop: false }` [INFO] [stdout] d8f31b70ae2aa1588a25e27b28ddec68effe6cc5e5c3528768f1323e88091740