[INFO] cloning repository https://github.com/tetcoin-staging/cargo-contract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcoin-staging/cargo-contract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Fcargo-contract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Fcargo-contract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5f263ef1783adaf8d85f7cfae3cf498c328da2c
[INFO] checking tetcoin-staging/cargo-contract against master#9d28fe39763974a96d61232e96ac856735e4cdd6 for pr-139624
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin-staging%2Fcargo-contract" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcoin-staging/cargo-contract on toolchain 9d28fe39763974a96d61232e96ac856735e4cdd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9d28fe39763974a96d61232e96ac856735e4cdd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcoin-staging/cargo-contract
[INFO] finished tweaking git repo https://github.com/tetcoin-staging/cargo-contract
[INFO] tweaked toml for git repo https://github.com/tetcoin-staging/cargo-contract written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcoin-staging/cargo-contract 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" "+9d28fe39763974a96d61232e96ac856735e4cdd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate-subxt/`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9d28fe39763974a96d61232e96ac856735e4cdd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58721369164d4e09cff82ccfaa5f1a7077f0fe8d1803784f7f2afc7b0234a46a
[INFO] running `Command { std: "docker" "start" "-a" "58721369164d4e09cff82ccfaa5f1a7077f0fe8d1803784f7f2afc7b0234a46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58721369164d4e09cff82ccfaa5f1a7077f0fe8d1803784f7f2afc7b0234a46a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58721369164d4e09cff82ccfaa5f1a7077f0fe8d1803784f7f2afc7b0234a46a", kill_on_drop: false }`
[INFO] [stdout] 58721369164d4e09cff82ccfaa5f1a7077f0fe8d1803784f7f2afc7b0234a46a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9d28fe39763974a96d61232e96ac856735e4cdd6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92db7a024faca9329f3df4e492cb338678bfb1813f4b101ae91d9fa8bc625728
[INFO] running `Command { std: "docker" "start" "-a" "92db7a024faca9329f3df4e492cb338678bfb1813f4b101ae91d9fa8bc625728", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
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[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling cargo-xbuild v0.5.28
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling walkdir v2.3.1
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[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking humantime v1.3.0
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[INFO] [stderr]    Compiling heck v0.3.1
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[INFO] [stderr]    Compiling zip v0.5.4
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
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[INFO] [stderr]    Compiling cargo-contract v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempdir v0.3.7
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[INFO] [stderr]     Checking pwasm-utils v0.12.0
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[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking parity-scale-codec v1.1.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]     Checking structopt v0.3.9
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stdout] warning: struct `HexData` is never constructed
[INFO] [stdout]   --> src/main.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub(crate) struct HexData(pub Vec<u8>);
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HexData` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `manifest_path` is never read
[INFO] [stdout]   --> src/cmd/build.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct CrateMetadata {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 40 |     manifest_path: ManifestPath,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CrateMetadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wabt v0.9.2
[INFO] [stdout] warning: struct `HexData` is never constructed
[INFO] [stdout]   --> src/main.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub(crate) struct HexData(pub Vec<u8>);
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HexData` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `manifest_path` is never read
[INFO] [stdout]   --> src/cmd/build.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct CrateMetadata {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 40 |     manifest_path: ManifestPath,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CrateMetadata` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.94s
[INFO] running `Command { std: "docker" "inspect" "92db7a024faca9329f3df4e492cb338678bfb1813f4b101ae91d9fa8bc625728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92db7a024faca9329f3df4e492cb338678bfb1813f4b101ae91d9fa8bc625728", kill_on_drop: false }`
[INFO] [stdout] 92db7a024faca9329f3df4e492cb338678bfb1813f4b101ae91d9fa8bc625728