[INFO] cloning repository https://github.com/kn0wmad/principia
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kn0wmad/principia" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkn0wmad%2Fprincipia", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkn0wmad%2Fprincipia'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d53660da5f6bf0496668781aebac24dcbf7f3fe5
[INFO] testing kn0wmad/principia against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkn0wmad%2Fprincipia" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kn0wmad/principia on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kn0wmad/principia
[INFO] finished tweaking git repo https://github.com/kn0wmad/principia
[INFO] tweaked toml for git repo https://github.com/kn0wmad/principia written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/kn0wmad/principia already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5805ea5a2f769bc3fd2f2ebb7f4dd13a23fd3b3b57d6351e6e723f1903f4e113
[INFO] running `Command { std: "docker" "start" "-a" "5805ea5a2f769bc3fd2f2ebb7f4dd13a23fd3b3b57d6351e6e723f1903f4e113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5805ea5a2f769bc3fd2f2ebb7f4dd13a23fd3b3b57d6351e6e723f1903f4e113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5805ea5a2f769bc3fd2f2ebb7f4dd13a23fd3b3b57d6351e6e723f1903f4e113", kill_on_drop: false }`
[INFO] [stdout] 5805ea5a2f769bc3fd2f2ebb7f4dd13a23fd3b3b57d6351e6e723f1903f4e113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00ae966592334c2a4972d51caff6a4f904e88c75c536c332487156103a88833c
[INFO] running `Command { std: "docker" "start" "-a" "00ae966592334c2a4972d51caff6a4f904e88c75c536c332487156103a88833c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling principia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/blockchain.rs:93:45
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stdout]    |                                             ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 93 -                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stdout] 93 +                 self.unspent_outputs.retain(|output| !block_spent.contains(output));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_hash` is never read
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     last_hash = block.hash.clone();
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.69s
[INFO] running `Command { std: "docker" "inspect" "00ae966592334c2a4972d51caff6a4f904e88c75c536c332487156103a88833c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00ae966592334c2a4972d51caff6a4f904e88c75c536c332487156103a88833c", kill_on_drop: false }`
[INFO] [stdout] 00ae966592334c2a4972d51caff6a4f904e88c75c536c332487156103a88833c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 694edb577de9b9d9596d6a751aedaab7deaed87455aee68b857f661980b7a753
[INFO] running `Command { std: "docker" "start" "-a" "694edb577de9b9d9596d6a751aedaab7deaed87455aee68b857f661980b7a753", kill_on_drop: false }`
[INFO] [stderr]    Compiling principia v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/blockchain.rs:93:45
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stdout]    |                                             ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 93 -                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stdout] 93 +                 self.unspent_outputs.retain(|output| !block_spent.contains(output));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/blockchain.rs:93:45
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stdout]    |                                             ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 93 -                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stdout] 93 +                 self.unspent_outputs.retain(|output| !block_spent.contains(output));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_hash` is never read
[INFO] [stdout]   --> src/main.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     last_hash = block.hash.clone();
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "694edb577de9b9d9596d6a751aedaab7deaed87455aee68b857f661980b7a753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694edb577de9b9d9596d6a751aedaab7deaed87455aee68b857f661980b7a753", kill_on_drop: false }`
[INFO] [stdout] 694edb577de9b9d9596d6a751aedaab7deaed87455aee68b857f661980b7a753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a4ba8b265ad4b04e0850a566db74d539ee7a6aaad144054d1628291bbbece1a
[INFO] running `Command { std: "docker" "start" "-a" "3a4ba8b265ad4b04e0850a566db74d539ee7a6aaad144054d1628291bbbece1a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]   --> src/blockchain.rs:93:45
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stderr]    |                                             ^                                      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 93 -                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stderr] 93 +                 self.unspent_outputs.retain(|output| !block_spent.contains(output));
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `principia` (lib) generated 1 warning
[INFO] [stderr] warning: `principia` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: value assigned to `last_hash` is never read
[INFO] [stderr]   --> src/main.rs:64:5
[INFO] [stderr]    |
[INFO] [stderr] 64 |     last_hash = block.hash.clone();
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `principia` (bin "blockchain" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blockchainlib-b2cac90e2590a1c1)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blockchain-c8153c6f3d597203)
[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] [stderr]    Doc-tests blockchainlib
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]   --> /opt/rustwide/workdir/src/blockchain.rs:93:45
[INFO] [stderr]    |
[INFO] [stderr] 93 |                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stderr]    |                                             ^                                      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 93 -                 self.unspent_outputs.retain({|output| !block_spent.contains(output)});
[INFO] [stderr] 93 +                 self.unspent_outputs.retain(|output| !block_spent.contains(output));
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[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" "3a4ba8b265ad4b04e0850a566db74d539ee7a6aaad144054d1628291bbbece1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4ba8b265ad4b04e0850a566db74d539ee7a6aaad144054d1628291bbbece1a", kill_on_drop: false }`
[INFO] [stdout] 3a4ba8b265ad4b04e0850a566db74d539ee7a6aaad144054d1628291bbbece1a