[INFO] cloning repository https://github.com/ggwpez/wtfwt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ggwpez/wtfwt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggwpez%2Fwtfwt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggwpez%2Fwtfwt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 025dbc2bc7c838912bc3916a8964192ba0658698
[INFO] building ggwpez/wtfwt against try#9a3ef2cd3ecaae3c6ef59768612837d797602a6d for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fggwpez%2Fwtfwt" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ggwpez/wtfwt on toolchain 9a3ef2cd3ecaae3c6ef59768612837d797602a6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ggwpez/wtfwt
[INFO] finished tweaking git repo https://github.com/ggwpez/wtfwt
[INFO] tweaked toml for git repo https://github.com/ggwpez/wtfwt written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ggwpez/wtfwt 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" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a928ce77dc83a547621eec3e1577f3a73267d8259a1083646d88d45ce7cb6b62
[INFO] running `Command { std: "docker" "start" "-a" "a928ce77dc83a547621eec3e1577f3a73267d8259a1083646d88d45ce7cb6b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a928ce77dc83a547621eec3e1577f3a73267d8259a1083646d88d45ce7cb6b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a928ce77dc83a547621eec3e1577f3a73267d8259a1083646d88d45ce7cb6b62", kill_on_drop: false }`
[INFO] [stdout] a928ce77dc83a547621eec3e1577f3a73267d8259a1083646d88d45ce7cb6b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a67e8ca4678a38e2b194111a89d11d2f82384dc91322692e37b988f9757bed4
[INFO] running `Command { std: "docker" "start" "-a" "3a67e8ca4678a38e2b194111a89d11d2f82384dc91322692e37b988f9757bed4", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling impl-serde v0.4.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling toml_edit v0.20.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling h2 v0.3.24
[INFO] [stderr]    Compiling jsonrpsee-types v0.21.0
[INFO] [stderr]    Compiling jsonrpsee-core v0.21.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling scale-info-derive v2.10.0
[INFO] [stderr]    Compiling scale-encode-derive v0.5.0
[INFO] [stderr]    Compiling scale-decode-derive v0.10.0
[INFO] [stderr]    Compiling proc-macro-crate v2.0.2
[INFO] [stderr]    Compiling toml v0.8.2
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling jsonrpsee-client-transport v0.21.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.6.9
[INFO] [stderr]    Compiling jsonrpsee v0.21.0
[INFO] [stderr]    Compiling sailfish-macros v0.8.3
[INFO] [stderr]    Compiling parity-scale-codec v3.6.9
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.24
[INFO] [stderr]    Compiling scale-info v2.10.0
[INFO] [stderr]    Compiling impl-codec v0.6.0
[INFO] [stderr]    Compiling frame-metadata v16.0.0
[INFO] [stderr]    Compiling scale-typegen v0.1.1
[INFO] [stderr]    Compiling primitive-types v0.12.2
[INFO] [stderr]    Compiling scale-bits v0.4.0
[INFO] [stderr]    Compiling frame-metadata v15.1.0
[INFO] [stderr]    Compiling subxt-metadata v0.34.0
[INFO] [stderr]    Compiling hyper-rustls v0.24.2
[INFO] [stderr]    Compiling scale-decode v0.10.0
[INFO] [stderr]    Compiling scale-encode v0.5.0
[INFO] [stderr]    Compiling jsonrpsee-http-client v0.21.0
[INFO] [stderr]    Compiling scale-value v0.13.0
[INFO] [stderr]    Compiling subxt-codegen v0.34.0
[INFO] [stderr]    Compiling subxt-macro v0.34.0
[INFO] [stderr]    Compiling subxt v0.34.0
[INFO] [stderr]    Compiling wtfwt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Stdio`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::Stdio;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parity_scale_codec::Encode`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use parity_scale_codec::Encode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "3a67e8ca4678a38e2b194111a89d11d2f82384dc91322692e37b988f9757bed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a67e8ca4678a38e2b194111a89d11d2f82384dc91322692e37b988f9757bed4", kill_on_drop: false }`
[INFO] [stdout] 3a67e8ca4678a38e2b194111a89d11d2f82384dc91322692e37b988f9757bed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67d082ad3cf5104522579c83ff6d01600c1b5f9ccebb5f683ba41868a990f1fa
[INFO] running `Command { std: "docker" "start" "-a" "67d082ad3cf5104522579c83ff6d01600c1b5f9ccebb5f683ba41868a990f1fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling wtfwt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Stdio`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::process::Stdio;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parity_scale_codec::Encode`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use parity_scale_codec::Encode;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "67d082ad3cf5104522579c83ff6d01600c1b5f9ccebb5f683ba41868a990f1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d082ad3cf5104522579c83ff6d01600c1b5f9ccebb5f683ba41868a990f1fa", kill_on_drop: false }`
[INFO] [stdout] 67d082ad3cf5104522579c83ff6d01600c1b5f9ccebb5f683ba41868a990f1fa