[INFO] cloning repository https://github.com/pokey909/mycoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pokey909/mycoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokey909%2Fmycoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokey909%2Fmycoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a4507c846e5e970f8904145e25bc428ed4b8f1a
[INFO] testing pokey909/mycoin against 1.63.0 for beta-1.64-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokey909%2Fmycoin" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pokey909/mycoin on toolchain 1.63.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pokey909/mycoin
[INFO] finished tweaking git repo https://github.com/pokey909/mycoin
[INFO] tweaked toml for git repo https://github.com/pokey909/mycoin written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pokey909/mycoin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.63.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mime_guess v1.8.8
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[INFO] [stderr]   Downloaded buf_redux v0.8.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a739174617fa1810f454ebf7b9475b2e04392fce177245f8eba5583a73a9e5d
[INFO] running `Command { std: "docker" "start" "-a" "3a739174617fa1810f454ebf7b9475b2e04392fce177245f8eba5583a73a9e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a739174617fa1810f454ebf7b9475b2e04392fce177245f8eba5583a73a9e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a739174617fa1810f454ebf7b9475b2e04392fce177245f8eba5583a73a9e5d", kill_on_drop: false }`
[INFO] [stdout] 3a739174617fa1810f454ebf7b9475b2e04392fce177245f8eba5583a73a9e5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c233fd2dd6574b59476e11b43449d631f5a0849d81c14befe063db18316fdf89
[INFO] running `Command { std: "docker" "start" "-a" "c233fd2dd6574b59476e11b43449d631f5a0849d81c14befe063db18316fdf89", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling log v0.4.11
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[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling urlencoding v1.1.1
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]    Compiling data-encoding v2.3.0
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
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[INFO] [stderr]    Compiling http v0.2.1
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[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling tracing v0.1.19
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[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling quote v1.0.7
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[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling net2 v0.2.34
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[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling tungstenite v0.10.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling multipart v0.16.1
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling tokio-tungstenite v0.10.1
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling warp v0.2.4
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir/blockchain)
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> blockchain/src/chain/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{SinkExt, StreamExt};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]  --> blockchain/src/chain/mod.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{SinkExt, StreamExt};
[INFO] [stdout]   |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `replace_chain` is never used
[INFO] [stdout]   --> blockchain/src/chain/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn replace_chain(&mut self, other_chain: &Vec<Block>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `broadcast_latest` is never used
[INFO] [stdout]   --> blockchain/src/chain/mod.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn broadcast_latest(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling naivecoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.44s
[INFO] running `Command { std: "docker" "inspect" "c233fd2dd6574b59476e11b43449d631f5a0849d81c14befe063db18316fdf89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c233fd2dd6574b59476e11b43449d631f5a0849d81c14befe063db18316fdf89", kill_on_drop: false }`
[INFO] [stdout] c233fd2dd6574b59476e11b43449d631f5a0849d81c14befe063db18316fdf89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5e4c4d636b83ba61033206b7e052f1c6f8b3aa7ee8b1af3e50779a04b07a467
[INFO] running `Command { std: "docker" "start" "-a" "e5e4c4d636b83ba61033206b7e052f1c6f8b3aa7ee8b1af3e50779a04b07a467", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `SinkExt`
[INFO] [stdout]  --> blockchain/src/chain/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{SinkExt, StreamExt};
[INFO] [stdout]   |               ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]  --> blockchain/src/chain/mod.rs:7:24
[INFO] [stdout]   |
[INFO] [stdout] 7 | use futures::{SinkExt, StreamExt};
[INFO] [stdout]   |                        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling naivecoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `replace_chain` is never used
[INFO] [stdout]   --> blockchain/src/chain/mod.rs:78:8
[INFO] [stdout]    |
[INFO] [stdout] 78 |     fn replace_chain(&mut self, other_chain: &Vec<Block>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `broadcast_latest` is never used
[INFO] [stdout]   --> blockchain/src/chain/mod.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn broadcast_latest(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "e5e4c4d636b83ba61033206b7e052f1c6f8b3aa7ee8b1af3e50779a04b07a467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e4c4d636b83ba61033206b7e052f1c6f8b3aa7ee8b1af3e50779a04b07a467", kill_on_drop: false }`
[INFO] [stdout] e5e4c4d636b83ba61033206b7e052f1c6f8b3aa7ee8b1af3e50779a04b07a467
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+1.63.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47fbb2639567b82d206530b5eaf115737dc162325a85ea0071cf8d564cd03348
[INFO] running `Command { std: "docker" "start" "-a" "47fbb2639567b82d206530b5eaf115737dc162325a85ea0071cf8d564cd03348", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `SinkExt`
[INFO] [stderr]  --> blockchain/src/chain/mod.rs:7:15
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures::{SinkExt, StreamExt};
[INFO] [stderr]   |               ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StreamExt`
[INFO] [stderr]  --> blockchain/src/chain/mod.rs:7:24
[INFO] [stderr]   |
[INFO] [stderr] 7 | use futures::{SinkExt, StreamExt};
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `replace_chain` is never used
[INFO] [stderr]   --> blockchain/src/chain/mod.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn replace_chain(&mut self, other_chain: &Vec<Block>) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `broadcast_latest` is never used
[INFO] [stderr]   --> blockchain/src/chain/mod.rs:88:8
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn broadcast_latest(&self) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `blockchain` (lib) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/naivecoin-7970f51c6b5a54ae)
[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" "47fbb2639567b82d206530b5eaf115737dc162325a85ea0071cf8d564cd03348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47fbb2639567b82d206530b5eaf115737dc162325a85ea0071cf8d564cd03348", kill_on_drop: false }`
[INFO] [stdout] 47fbb2639567b82d206530b5eaf115737dc162325a85ea0071cf8d564cd03348