[INFO] cloning repository https://github.com/raymond-selvik/sparkenv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raymond-selvik/sparkenv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraymond-selvik%2Fsparkenv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraymond-selvik%2Fsparkenv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3ff3639c67db435b916c1ddf7855ae8eb74502e
[INFO] testing raymond-selvik/sparkenv against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraymond-selvik%2Fsparkenv" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raymond-selvik/sparkenv on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/raymond-selvik/sparkenv
[INFO] finished tweaking git repo https://github.com/raymond-selvik/sparkenv
[INFO] tweaked toml for git repo https://github.com/raymond-selvik/sparkenv written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/raymond-selvik/sparkenv 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" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded select v0.6.0
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[INFO] [stdout] c09c0a465705b5af1423325fc4ab7db370575f8d936487ebbd02d94ef6a56d53
[INFO] running `Command { std: "docker" "start" "-a" "c09c0a465705b5af1423325fc4ab7db370575f8d936487ebbd02d94ef6a56d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c09c0a465705b5af1423325fc4ab7db370575f8d936487ebbd02d94ef6a56d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09c0a465705b5af1423325fc4ab7db370575f8d936487ebbd02d94ef6a56d53", kill_on_drop: false }`
[INFO] [stdout] c09c0a465705b5af1423325fc4ab7db370575f8d936487ebbd02d94ef6a56d53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c4295c3a81ce8e11d3df83dbf64641b93ffc5421e399ab490f5430c9d1d6b96
[INFO] running `Command { std: "docker" "start" "-a" "3c4295c3a81ce8e11d3df83dbf64641b93ffc5421e399ab490f5430c9d1d6b96", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde_derive v1.0.188
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[INFO] [stderr]    Compiling markup5ever_rcdom v0.2.0
[INFO] [stderr]    Compiling select v0.6.0
[INFO] [stderr]    Compiling hyper v0.14.27
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.18
[INFO] [stderr]    Compiling sparkenv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `clap::Parser`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/app_config/app_config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::null`
[INFO] [stdout]  --> src/app_config/app_config.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::null;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::SerializeTupleVariant`
[INFO] [stdout]  --> src/app_config/app_config.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::ser::SerializeTupleVariant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::from_str`
[INFO] [stdout]   --> src/app_config/app_config.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde_json::from_str;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/app_config/app_config.rs:33:29
[INFO] [stdout]    |
[INFO] [stdout] 33 |             .map(|(version, path)| version)
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_versions` is never used
[INFO] [stdout]  --> src/spark_downloader.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn get_versions() {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app_config/app_config.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     serde_json::to_writer(f, &config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let _ = serde_json::to_writer(f, &config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.36s
[INFO] running `Command { std: "docker" "inspect" "3c4295c3a81ce8e11d3df83dbf64641b93ffc5421e399ab490f5430c9d1d6b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c4295c3a81ce8e11d3df83dbf64641b93ffc5421e399ab490f5430c9d1d6b96", kill_on_drop: false }`
[INFO] [stdout] 3c4295c3a81ce8e11d3df83dbf64641b93ffc5421e399ab490f5430c9d1d6b96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc21049b79bc76ce6f53d08ba97ec442f017db8a6c140c8e53840901cf1d6d1e
[INFO] running `Command { std: "docker" "start" "-a" "cc21049b79bc76ce6f53d08ba97ec442f017db8a6c140c8e53840901cf1d6d1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparkenv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `clap::Parser`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use clap::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/app_config/app_config.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr::null`
[INFO] [stdout]  --> src/app_config/app_config.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ptr::null;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::SerializeTupleVariant`
[INFO] [stdout]  --> src/app_config/app_config.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::ser::SerializeTupleVariant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::from_str`
[INFO] [stdout]   --> src/app_config/app_config.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde_json::from_str;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/app_config/app_config.rs:33:29
[INFO] [stdout]    |
[INFO] [stdout] 33 |             .map(|(version, path)| version)
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_versions` is never used
[INFO] [stdout]  --> src/spark_downloader.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub async fn get_versions() {
[INFO] [stdout]   |              ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app_config/app_config.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     serde_json::to_writer(f, &config);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let _ = serde_json::to_writer(f, &config);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "cc21049b79bc76ce6f53d08ba97ec442f017db8a6c140c8e53840901cf1d6d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc21049b79bc76ce6f53d08ba97ec442f017db8a6c140c8e53840901cf1d6d1e", kill_on_drop: false }`
[INFO] [stdout] cc21049b79bc76ce6f53d08ba97ec442f017db8a6c140c8e53840901cf1d6d1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d35213e4d7af00b75e1e607b934b1fa6ebc29f91fe4751692940a5dd8fc83dc
[INFO] running `Command { std: "docker" "start" "-a" "2d35213e4d7af00b75e1e607b934b1fa6ebc29f91fe4751692940a5dd8fc83dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `clap::Parser`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use clap::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> src/app_config/app_config.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ptr::null`
[INFO] [stderr]  --> src/app_config/app_config.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ptr::null;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::ser::SerializeTupleVariant`
[INFO] [stderr]  --> src/app_config/app_config.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde::ser::SerializeTupleVariant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::from_str`
[INFO] [stderr]   --> src/app_config/app_config.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use serde_json::from_str;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/app_config/app_config.rs:33:29
[INFO] [stderr]    |
[INFO] [stderr] 33 |             .map(|(version, path)| version)
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_versions` is never used
[INFO] [stderr]  --> src/spark_downloader.rs:5:14
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub async fn get_versions() {
[INFO] [stderr]   |              ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/app_config/app_config.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     serde_json::to_writer(f, &config);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let _ = serde_json::to_writer(f, &config);
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sparkenv` (bin "sparkenv" test) generated 8 warnings (run `cargo fix --bin "sparkenv" --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sparkenv-f443654e3bb2cc1c)
[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" "2d35213e4d7af00b75e1e607b934b1fa6ebc29f91fe4751692940a5dd8fc83dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d35213e4d7af00b75e1e607b934b1fa6ebc29f91fe4751692940a5dd8fc83dc", kill_on_drop: false }`
[INFO] [stdout] 2d35213e4d7af00b75e1e607b934b1fa6ebc29f91fe4751692940a5dd8fc83dc