[INFO] fetching crate melwallet-cli 0.8.4...
[INFO] checking melwallet-cli-0.8.4 against master#826b673412d2f579e7865b6f26bc9771c6d3b097 for pr-133397
[INFO] extracting crate melwallet-cli 0.8.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate melwallet-cli 0.8.4 on toolchain 826b673412d2f579e7865b6f26bc9771c6d3b097
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+826b673412d2f579e7865b6f26bc9771c6d3b097" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate melwallet-cli 0.8.4
[INFO] finished tweaking crates.io crate melwallet-cli 0.8.4
[INFO] tweaked toml for crates.io crate melwallet-cli 0.8.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate melwallet-cli 0.8.4 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" "+826b673412d2f579e7865b6f26bc9771c6d3b097" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stdcode v0.1.14
[INFO] [stderr]   Downloaded ed25519-consensus v1.2.1
[INFO] [stderr]   Downloaded unicode-width v0.1.12
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[INFO] [stderr]   Downloaded http-body-util v0.1.0-rc.2
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[INFO] [stderr]   Downloaded moka v0.9.9
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[INFO] [stderr]   Downloaded num-bigint v0.4.5
[INFO] [stderr]   Downloaded melvm v0.1.1
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[INFO] [stderr]   Downloaded melbootstrap v0.8.5
[INFO] [stderr]   Downloaded quanta v0.11.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+826b673412d2f579e7865b6f26bc9771c6d3b097" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 462e7a145b3e5ad266545edb1dcb0e0880a086bd9da95c8db5483d0e17dbe44d
[INFO] running `Command { std: "docker" "start" "-a" "462e7a145b3e5ad266545edb1dcb0e0880a086bd9da95c8db5483d0e17dbe44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "462e7a145b3e5ad266545edb1dcb0e0880a086bd9da95c8db5483d0e17dbe44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462e7a145b3e5ad266545edb1dcb0e0880a086bd9da95c8db5483d0e17dbe44d", kill_on_drop: false }`
[INFO] [stdout] 462e7a145b3e5ad266545edb1dcb0e0880a086bd9da95c8db5483d0e17dbe44d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+826b673412d2f579e7865b6f26bc9771c6d3b097" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f9bb22fd268bda235d9e19ffc3e982d82d7bfed3a59595328b6c82782b1d401
[INFO] running `Command { std: "docker" "start" "-a" "7f9bb22fd268bda235d9e19ffc3e982d82d7bfed3a59595328b6c82782b1d401", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
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[INFO] [stderr]     Checking http-body-util v0.1.0-rc.2
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[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/persistent_truststore.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 Err(err) => {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/persistent_truststore.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 Err(err) => {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KillOnDrop` is never constructed
[INFO] [stdout]   --> src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct KillOnDrop(Option<Child>);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KillOnDrop` is never constructed
[INFO] [stdout]   --> src/main.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct KillOnDrop(Option<Child>);
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.73s
[INFO] running `Command { std: "docker" "inspect" "7f9bb22fd268bda235d9e19ffc3e982d82d7bfed3a59595328b6c82782b1d401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f9bb22fd268bda235d9e19ffc3e982d82d7bfed3a59595328b6c82782b1d401", kill_on_drop: false }`
[INFO] [stdout] 7f9bb22fd268bda235d9e19ffc3e982d82d7bfed3a59595328b6c82782b1d401