[INFO] cloning repository https://github.com/gagiuntoli/bitcoin_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gagiuntoli/bitcoin_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagiuntoli%2Fbitcoin_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagiuntoli%2Fbitcoin_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 490edd2b3bd261cf2269574137b69b460abad9da
[INFO] testing gagiuntoli/bitcoin_rust against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagiuntoli%2Fbitcoin_rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gagiuntoli/bitcoin_rust on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gagiuntoli/bitcoin_rust
[INFO] finished tweaking git repo https://github.com/gagiuntoli/bitcoin_rust
[INFO] tweaked toml for git repo https://github.com/gagiuntoli/bitcoin_rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gagiuntoli/bitcoin_rust 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] testing gagiuntoli/bitcoin_rust against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgagiuntoli%2Fbitcoin_rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gagiuntoli/bitcoin_rust on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gagiuntoli/bitcoin_rust
[INFO] finished tweaking git repo https://github.com/gagiuntoli/bitcoin_rust
[INFO] tweaked toml for git repo https://github.com/gagiuntoli/bitcoin_rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gagiuntoli/bitcoin_rust 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha256 v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da6fa2eb0ef25226cd896ac5818724df2ebd71d80cadc6f9267fda015a569979
[INFO] running `Command { std: "docker" "start" "-a" "da6fa2eb0ef25226cd896ac5818724df2ebd71d80cadc6f9267fda015a569979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da6fa2eb0ef25226cd896ac5818724df2ebd71d80cadc6f9267fda015a569979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6fa2eb0ef25226cd896ac5818724df2ebd71d80cadc6f9267fda015a569979", kill_on_drop: false }`
[INFO] [stdout] da6fa2eb0ef25226cd896ac5818724df2ebd71d80cadc6f9267fda015a569979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a70c28851df5b6170f9732c9c1a802f2db47fc6af94428eea561ffc769924bf
[INFO] running `Command { std: "docker" "start" "-a" "0a70c28851df5b6170f9732c9c1a802f2db47fc6af94428eea561ffc769924bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha256 v1.1.2
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling finite_fields v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]  --> src/rfc6979.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::{One, Zero};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.76s
[INFO] running `Command { std: "docker" "inspect" "0a70c28851df5b6170f9732c9c1a802f2db47fc6af94428eea561ffc769924bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a70c28851df5b6170f9732c9c1a802f2db47fc6af94428eea561ffc769924bf", kill_on_drop: false }`
[INFO] [stdout] 0a70c28851df5b6170f9732c9c1a802f2db47fc6af94428eea561ffc769924bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03413ce5b83bbd55a188f57ac24998d3ac01c0f73516f33be2d6091173df6c4c
[INFO] running `Command { std: "docker" "start" "-a" "03413ce5b83bbd55a188f57ac24998d3ac01c0f73516f33be2d6091173df6c4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling finite_fields v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]  --> src/rfc6979.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::{One, Zero};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]  --> src/rfc6979.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use num::{One, Zero};
[INFO] [stdout]   |           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/signature.rs:292:13
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let e = BigUint::from(12345u32);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `z`
[INFO] [stdout]    --> src/signature.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |         let z = sha256_double("Programming Bitcoin!");
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "03413ce5b83bbd55a188f57ac24998d3ac01c0f73516f33be2d6091173df6c4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03413ce5b83bbd55a188f57ac24998d3ac01c0f73516f33be2d6091173df6c4c", kill_on_drop: false }`
[INFO] [stdout] 03413ce5b83bbd55a188f57ac24998d3ac01c0f73516f33be2d6091173df6c4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63d4b1760163109e8c23d0019c6ab7a807b1ccdc2c49e014b39f6b9a71c4b2c9
[INFO] running `Command { std: "docker" "start" "-a" "63d4b1760163109e8c23d0019c6ab7a807b1ccdc2c49e014b39f6b9a71c4b2c9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]  --> src/rfc6979.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use num::{One, Zero};
[INFO] [stderr]   |           ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/signature.rs:292:13
[INFO] [stderr]     |
[INFO] [stderr] 292 |         let e = BigUint::from(12345u32);
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `z`
[INFO] [stderr]    --> src/signature.rs:294:13
[INFO] [stderr]     |
[INFO] [stderr] 294 |         let z = sha256_double("Programming Bitcoin!");
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_z`
[INFO] [stderr] 
[INFO] [stderr] warning: `finite_fields` (lib) generated 1 warning (run `cargo fix --lib -p finite_fields` to apply 1 suggestion)
[INFO] [stderr] warning: `finite_fields` (lib test) generated 3 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/finite_fields-e70400f8fd8474cd)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test finite_field::tests::test_equal_and_non_equal ... ok
[INFO] [stdout] test finite_field::tests::test_add ... ok
[INFO] [stdout] test finite_field::tests::test_exercise_5 ... ok
[INFO] [stdout] test finite_field::tests::test_from_bytes_be ... ok
[INFO] [stdout] test finite_field::tests::test_exponentiation ... ok
[INFO] [stdout] test finite_field::tests::test_operations ... ok
[INFO] [stdout] test finite_field::tests::test_multiply ... ok
[INFO] [stdout] test finite_field::tests::test_exercise_7 ... ok
[INFO] [stdout] test finite_field::tests::test_substract ... ok
[INFO] [stdout] test hash::tests::test_hash ... ok
[INFO] [stdout] test point::tests::test_on_curve ... ok
[INFO] [stdout] test rfc6979::tests::test_bits_2_int ... ok
[INFO] [stdout] test rfc6979::tests::test_bits_2_octets ... ok
[INFO] [stdout] test rfc6979::tests::test_int_2_octets ... ok
[INFO] [stdout] test rfc6979::tests::test_ints_2_octets ... ok
[INFO] [stdout] test rfc6979::tests::test_vector_dsa_1024_bits ... ok
[INFO] [stdout] test rfc6979::tests::test_vector_ecdsa_256_bits ... ok
[INFO] [stdout] test rfc6979::tests::test_generate_k ... ok
[INFO] [stdout] test rfc6979::tests::test_vector_ecdsa_571_bits ... ok
[INFO] [stdout] test point::tests::test_point_addition ... ok
[INFO] [stdout] test point::tests::test_scale ... ok
[INFO] [stdout] test signature::tests::test_sign_deterministic_k ... ok
[INFO] [stdout] test finite_field::tests::test_fail_adding_different_orders - should panic ... ok
[INFO] [stdout] test finite_field::tests::test_fail_multiplying_different_orders - should panic ... ok
[INFO] [stdout] test finite_field::tests::test_fail_substracting_different_orders - should panic ... ok
[INFO] [stdout] test signature::tests::test_sign_book_2 ... ok
[INFO] [stdout] test secp256k1::tests::test_bitcoin_generator_point ... ok
[INFO] [stdout] test signature::tests::test_sign_book_1 ... ok
[INFO] [stdout] test point::tests::test_bitcoin_generator_point ... ok
[INFO] [stdout] test signature::tests::test_verification_false_altered_public_key ... ok
[INFO] [stdout] test signature::tests::test_verification_true ... ok
[INFO] [stdout] test signature::tests::test_verification_false_altered_signature ... ok
[INFO] [stdout] test signature::tests::test_verification_false_altered_message_hash_z ... ok
[INFO] [stdout] test signature::tests::test_verification_exercise_6 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.99s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests finite_fields
[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" "63d4b1760163109e8c23d0019c6ab7a807b1ccdc2c49e014b39f6b9a71c4b2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d4b1760163109e8c23d0019c6ab7a807b1ccdc2c49e014b39f6b9a71c4b2c9", kill_on_drop: false }`
[INFO] [stdout] 63d4b1760163109e8c23d0019c6ab7a807b1ccdc2c49e014b39f6b9a71c4b2c9