[INFO] cloning repository https://github.com/Phransis/rust_ussd_app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Phransis/rust_ussd_app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhransis%2Frust_ussd_app", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4438abb6605cc9e7fb9a3be9e8e4a3777e3cd55e
[INFO] testing Phransis/rust_ussd_app against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhransis%2Frust_ussd_app" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Phransis/rust_ussd_app
[INFO] finished tweaking git repo https://github.com/Phransis/rust_ussd_app
[INFO] tweaked toml for git repo https://github.com/Phransis/rust_ussd_app written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Phransis/rust_ussd_app on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Phransis/rust_ussd_app 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a114a17eea0e1de41d1eb1735283cc47af3032cf6dbc6ff721b1b4d16050c7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a114a17eea0e1de41d1eb1735283cc47af3032cf6dbc6ff721b1b4d16050c7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a114a17eea0e1de41d1eb1735283cc47af3032cf6dbc6ff721b1b4d16050c7fe", kill_on_drop: false }`
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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_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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc422f6899f2d6ac83b45216be49cfa0b37bccdbbf0dff56462a45bbfb61fdda
[INFO] running `Command { std: "docker" "start" "-a" "dc422f6899f2d6ac83b45216be49cfa0b37bccdbbf0dff56462a45bbfb61fdda", kill_on_drop: false }`
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[INFO] [stderr]    Compiling rust-ussd-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `ussd_code` is assigned to, but never used
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut ussd_code = "";
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_ussd_code` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `session_id` is assigned to, but never used
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut session_id = "";
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_session_id` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ussd_code` is never read
[INFO] [stdout]   --> src/main.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |             "ussd_code" => ussd_code = kv[1],
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `session_id` is never read
[INFO] [stdout]   --> src/main.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |             "session_id" => session_id = kv[1],
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.47s
[INFO] running `Command { std: "docker" "inspect" "dc422f6899f2d6ac83b45216be49cfa0b37bccdbbf0dff56462a45bbfb61fdda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc422f6899f2d6ac83b45216be49cfa0b37bccdbbf0dff56462a45bbfb61fdda", kill_on_drop: false }`
[INFO] [stdout] dc422f6899f2d6ac83b45216be49cfa0b37bccdbbf0dff56462a45bbfb61fdda
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f8181a7b499e5cef7800a8dfc34a88c8b6136bbc1af49b045d84e5b159b871d
[INFO] running `Command { std: "docker" "start" "-a" "0f8181a7b499e5cef7800a8dfc34a88c8b6136bbc1af49b045d84e5b159b871d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-ussd-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `ussd_code` is assigned to, but never used
[INFO] [stdout]  --> src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut ussd_code = "";
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_ussd_code` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `session_id` is assigned to, but never used
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut session_id = "";
[INFO] [stdout]   |         ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_session_id` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ussd_code` is never read
[INFO] [stdout]   --> src/main.rs:13:28
[INFO] [stdout]    |
[INFO] [stdout] 13 |             "ussd_code" => ussd_code = kv[1],
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `session_id` is never read
[INFO] [stdout]   --> src/main.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |             "session_id" => session_id = kv[1],
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "0f8181a7b499e5cef7800a8dfc34a88c8b6136bbc1af49b045d84e5b159b871d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8181a7b499e5cef7800a8dfc34a88c8b6136bbc1af49b045d84e5b159b871d", kill_on_drop: false }`
[INFO] [stdout] 0f8181a7b499e5cef7800a8dfc34a88c8b6136bbc1af49b045d84e5b159b871d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55edc4b3f665ef16ec2b8c0446dec67bd8959c8048140662d2ab4ef2e1a8d595
[INFO] running `Command { std: "docker" "start" "-a" "55edc4b3f665ef16ec2b8c0446dec67bd8959c8048140662d2ab4ef2e1a8d595", kill_on_drop: false }`
[INFO] [stderr] warning: variable `ussd_code` is assigned to, but never used
[INFO] [stderr]  --> src/main.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut ussd_code = "";
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider using `_ussd_code` instead
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `session_id` is assigned to, but never used
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut session_id = "";
[INFO] [stderr]   |         ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider using `_session_id` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ussd_code` is never read
[INFO] [stderr]   --> src/main.rs:13:28
[INFO] [stderr]    |
[INFO] [stderr] 13 |             "ussd_code" => ussd_code = kv[1],
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `session_id` is never read
[INFO] [stderr]   --> src/main.rs:15:29
[INFO] [stderr]    |
[INFO] [stderr] 15 |             "session_id" => session_id = kv[1],
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-ussd-app` (bin "rust-ussd-app" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_ussd_app-09a4f1d8caafca2a)
[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" "55edc4b3f665ef16ec2b8c0446dec67bd8959c8048140662d2ab4ef2e1a8d595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55edc4b3f665ef16ec2b8c0446dec67bd8959c8048140662d2ab4ef2e1a8d595", kill_on_drop: false }`
[INFO] [stdout] 55edc4b3f665ef16ec2b8c0446dec67bd8959c8048140662d2ab4ef2e1a8d595
