[INFO] fetching crate tract-data 0.15.3...
[INFO] testing tract-data-0.15.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tract-data 0.15.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tract-data 0.15.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tract-data 0.15.3
[INFO] finished tweaking crates.io crate tract-data 0.15.3
[INFO] tweaked toml for crates.io crate tract-data 0.15.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5ee281ccaf031500eec5dae418fe82b7f558c51cdb98e35d6291dbc52c86832
[INFO] running `Command { std: "docker" "start" "-a" "d5ee281ccaf031500eec5dae418fe82b7f558c51cdb98e35d6291dbc52c86832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5ee281ccaf031500eec5dae418fe82b7f558c51cdb98e35d6291dbc52c86832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ee281ccaf031500eec5dae418fe82b7f558c51cdb98e35d6291dbc52c86832", kill_on_drop: false }`
[INFO] [stdout] d5ee281ccaf031500eec5dae418fe82b7f558c51cdb98e35d6291dbc52c86832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6efb11d4fb675e040f0f17254b77bf12164bccdff99dce56209c494fd4329d5
[INFO] running `Command { std: "docker" "start" "-a" "b6efb11d4fb675e040f0f17254b77bf12164bccdff99dce56209c494fd4329d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling enum-ordinalize v3.1.10
[INFO] [stderr]    Compiling educe v0.4.18
[INFO] [stderr]    Compiling tract-data v0.15.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.07s
[INFO] running `Command { std: "docker" "inspect" "b6efb11d4fb675e040f0f17254b77bf12164bccdff99dce56209c494fd4329d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6efb11d4fb675e040f0f17254b77bf12164bccdff99dce56209c494fd4329d5", kill_on_drop: false }`
[INFO] [stdout] b6efb11d4fb675e040f0f17254b77bf12164bccdff99dce56209c494fd4329d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 926517d1c359e95251db7a05d5ec2afd0b2bee6835656a5b9c8621769bdf36d2
[INFO] running `Command { std: "docker" "start" "-a" "926517d1c359e95251db7a05d5ec2afd0b2bee6835656a5b9c8621769bdf36d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling tract-data v0.15.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.49s
[INFO] running `Command { std: "docker" "inspect" "926517d1c359e95251db7a05d5ec2afd0b2bee6835656a5b9c8621769bdf36d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926517d1c359e95251db7a05d5ec2afd0b2bee6835656a5b9c8621769bdf36d2", kill_on_drop: false }`
[INFO] [stdout] 926517d1c359e95251db7a05d5ec2afd0b2bee6835656a5b9c8621769bdf36d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0dd96d6722728dc8eb97f2d18f56f41f7a097a35e4c24dd5ec36b4ed8fff6b2d
[INFO] running `Command { std: "docker" "start" "-a" "0dd96d6722728dc8eb97f2d18f56f41f7a097a35e4c24dd5ec36b4ed8fff6b2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tract_data-87928f7237e15af7)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test datum::tests::test_cast_dim_to_dim ... ok
[INFO] [stdout] test datum::tests::test_array_to_tensor_to_array ... ok
[INFO] [stdout] test dim::tests::div_sym_sym_complex ... ok
[INFO] [stdout] test dim::tests::div ... ok
[INFO] [stdout] test dim::tests::div_sym_sym ... ok
[INFO] [stdout] test dim::tests::div_sym_int ... ok
[INFO] [stdout] test dim::tests::div_sym_sym_ratio ... ok
[INFO] [stdout] test datum::tests::test_cast_i64_to_bool ... ok
[INFO] [stdout] test dim::tests::div_sym_sym_rem ... ok
[INFO] [stdout] test dim::tree::tests::conv2d_ex_2 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_add_div ... ok
[INFO] [stdout] test datum::tests::test_cast_i32_to_dim ... ok
[INFO] [stdout] test dim::tree::tests::conv2d_ex_1 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_cplx_ex_3 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_cplx_ex_4 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_add_rem_1 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_adds ... ok
[INFO] [stdout] test dim::tree::tests::const_and_add ... ok
[INFO] [stdout] test dim::tree::tests::reduce_div_mul ... ok
[INFO] [stdout] test dim::tree::tests::reduce_mul_div_1 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_cplx_ex_2 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_mul_div ... ok
[INFO] [stdout] test dim::tree::tests::reduce_div_bug_2 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_divs ... ok
[INFO] [stdout] test dim::tree::tests::reduce_div_bug_1 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_add ... ok
[INFO] [stdout] test dim::tree::tests::reduce_mul_mul_1 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_div_bug_0 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_div_bug_3 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_mul_mul_2 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_muls ... ok
[INFO] [stdout] test dim::tree::tests::reduce_add_rem_2 ... ok
[INFO] [stdout] test dim::tree::tests::reduce_rem_div ... ok
[INFO] [stdout] test dim::tree::tests::reduce_neg_mul ... ok
[INFO] [stdout] test tensor::tests::t_1_2 ... ok
[INFO] [stdout] test tensor::tests::t_2_2 ... ok
[INFO] [stdout] test dim::tree::tests::substitution ... ok
[INFO] [stdout] test dim::tree::tests::reduce_neg_mul_ ... ok
[INFO] [stdout] test tensor::tests::prop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tract-data
[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" "0dd96d6722728dc8eb97f2d18f56f41f7a097a35e4c24dd5ec36b4ed8fff6b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd96d6722728dc8eb97f2d18f56f41f7a097a35e4c24dd5ec36b4ed8fff6b2d", kill_on_drop: false }`
[INFO] [stdout] 0dd96d6722728dc8eb97f2d18f56f41f7a097a35e4c24dd5ec36b4ed8fff6b2d