[INFO] cloning repository https://github.com/FriendsFerdinand/bitcoin-utilities
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FriendsFerdinand/bitcoin-utilities" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFriendsFerdinand%2Fbitcoin-utilities", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFriendsFerdinand%2Fbitcoin-utilities'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dae6fba5f7d35f6db608dbacdcb3c47a362eb4c7
[INFO] checking FriendsFerdinand/bitcoin-utilities against try#2b39fe756f52bc2825bf5b2bfc385cab922dae10 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFriendsFerdinand%2Fbitcoin-utilities" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/FriendsFerdinand/bitcoin-utilities
[INFO] finished tweaking git repo https://github.com/FriendsFerdinand/bitcoin-utilities
[INFO] tweaked toml for git repo https://github.com/FriendsFerdinand/bitcoin-utilities written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FriendsFerdinand/bitcoin-utilities on toolchain 2b39fe756f52bc2825bf5b2bfc385cab922dae10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FriendsFerdinand/bitcoin-utilities 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" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f6c3e10b90c72159ad93d872b82d0d7f1d9adee100c1abd8a7a622e5446ab2f
[INFO] running `Command { std: "docker" "start" "-a" "4f6c3e10b90c72159ad93d872b82d0d7f1d9adee100c1abd8a7a622e5446ab2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f6c3e10b90c72159ad93d872b82d0d7f1d9adee100c1abd8a7a622e5446ab2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6c3e10b90c72159ad93d872b82d0d7f1d9adee100c1abd8a7a622e5446ab2f", kill_on_drop: false }`
[INFO] [stdout] 4f6c3e10b90c72159ad93d872b82d0d7f1d9adee100c1abd8a7a622e5446ab2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2b39fe756f52bc2825bf5b2bfc385cab922dae10" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a4024d9fe62d8aa62fdd3d57f6d98a2bf580ea7fd6cf5e2ad20e9246d0ed722
[INFO] running `Command { std: "docker" "start" "-a" "6a4024d9fe62d8aa62fdd3d57f6d98a2bf580ea7fd6cf5e2ad20e9246d0ed722", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking const_fn_assert v0.1.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking ibig v0.3.2
[INFO] [stderr]     Checking bitcoin_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0423]: expected value, found trait `ecc::FieldElementOps`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let a = ecc::FieldElementOps.new(ubig!(4), ubig!(31)).unwrap();
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use the path separator to refer to an item
[INFO] [stdout]   |
[INFO] [stdout] 9 -     let a = ecc::FieldElementOps.new(ubig!(4), ubig!(31)).unwrap();
[INFO] [stdout] 9 +     let a = ecc::FieldElementOps::new(ubig!(4), ubig!(31)).unwrap();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ecc::FieldElement`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ecc::FieldElement;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found trait `ecc::FieldElementOps`
[INFO] [stdout]  --> src/main.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let a = ecc::FieldElementOps.new(ubig!(4), ubig!(31)).unwrap();
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use the path separator to refer to an item
[INFO] [stdout]   |
[INFO] [stdout] 9 -     let a = ecc::FieldElementOps.new(ubig!(4), ubig!(31)).unwrap();
[INFO] [stdout] 9 +     let a = ecc::FieldElementOps::new(ubig!(4), ubig!(31)).unwrap();
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ecc::FieldElement`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ecc::FieldElement;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ecc.rs:183:27
[INFO] [stdout]     |
[INFO] [stdout] 183 |         assert_eq!(a / b, FieldElement::new(ubig!(4), ubig!(31)));
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `FieldElement`, found `Result<FieldElement, ValueError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `ecc::FieldElement`
[INFO] [stdout]                  found enum `Result<ecc::FieldElement, ValueError>`
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `Result<ecc::FieldElement, ValueError>` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 183 |         assert_eq!(a / b, FieldElement::new(ubig!(4), ubig!(31)).expect("REASON"));
[INFO] [stdout]     |                                                                 +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ecc.rs:185:31
[INFO] [stdout]     |
[INFO] [stdout] 185 |         assert_eq!(a.pow(-3), FieldElement::new(ubig!(29), ubig!(31)));
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `FieldElement`, found `Result<FieldElement, ValueError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `ecc::FieldElement`
[INFO] [stdout]                  found enum `Result<ecc::FieldElement, ValueError>`
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `Result<ecc::FieldElement, ValueError>` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 185 |         assert_eq!(a.pow(-3), FieldElement::new(ubig!(29), ubig!(31)).expect("REASON"));
[INFO] [stdout]     |                                                                      +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ecc.rs:188:35
[INFO] [stdout]     |
[INFO] [stdout] 188 |         assert_eq!(a.pow(-3) * b, FieldElement::new(ubig!(13), ubig!(31)));
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `FieldElement`, found `Result<FieldElement, ValueError>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `ecc::FieldElement`
[INFO] [stdout]                  found enum `Result<ecc::FieldElement, ValueError>`
[INFO] [stdout] help: consider using `Result::expect` to unwrap the `Result<ecc::FieldElement, ValueError>` value, panicking if the value is a `Result::Err`
[INFO] [stdout]     |
[INFO] [stdout] 188 |         assert_eq!(a.pow(-3) * b, FieldElement::new(ubig!(13), ubig!(31)).expect("REASON"));
[INFO] [stdout]     |                                                                          +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0423.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitcoin_util` (bin "bitcoin_util") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bitcoin_util` (bin "bitcoin_util" test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6a4024d9fe62d8aa62fdd3d57f6d98a2bf580ea7fd6cf5e2ad20e9246d0ed722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a4024d9fe62d8aa62fdd3d57f6d98a2bf580ea7fd6cf5e2ad20e9246d0ed722", kill_on_drop: false }`
[INFO] [stdout] 6a4024d9fe62d8aa62fdd3d57f6d98a2bf580ea7fd6cf5e2ad20e9246d0ed722
