[INFO] cloning repository https://github.com/famibo/rust-async-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/famibo/rust-async-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffamibo%2Frust-async-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffamibo%2Frust-async-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 687914857a6e52f4f073fda4e87a49fc2d31f360
[INFO] building famibo/rust-async-test against master#ce36a966c79e109dabeef7a47fe68e5294c6d71e for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffamibo%2Frust-async-test" "/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/famibo/rust-async-test on toolchain ce36a966c79e109dabeef7a47fe68e5294c6d71e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/famibo/rust-async-test
[INFO] finished tweaking git repo https://github.com/famibo/rust-async-test
[INFO] tweaked toml for git repo https://github.com/famibo/rust-async-test written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/famibo/rust-async-test 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" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tempfile v3.8.0
[INFO] [stderr]   Downloaded cc v1.0.83
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[INFO] [stderr]   Downloaded libc v0.2.148
[INFO] [stderr]   Downloaded encoding_rs v0.8.33
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.7
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b76603513a9288b3cac48a8c77bcc627ae6beef09566c205ae6f0ea45dc9583
[INFO] running `Command { std: "docker" "start" "-a" "2b76603513a9288b3cac48a8c77bcc627ae6beef09566c205ae6f0ea45dc9583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b76603513a9288b3cac48a8c77bcc627ae6beef09566c205ae6f0ea45dc9583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b76603513a9288b3cac48a8c77bcc627ae6beef09566c205ae6f0ea45dc9583", kill_on_drop: false }`
[INFO] [stdout] 2b76603513a9288b3cac48a8c77bcc627ae6beef09566c205ae6f0ea45dc9583
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58cb1a672f7502ffe32cd14b9788758af6c25be3c365ceecb79c916648972971
[INFO] running `Command { std: "docker" "start" "-a" "58cb1a672f7502ffe32cd14b9788758af6c25be3c365ceecb79c916648972971", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
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[INFO] [stderr]    Compiling parking_lot_core v0.9.8
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[INFO] [stderr]    Compiling async_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `my_async_call` is never used
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | async fn my_async_call(url: &str) -> Result<serde_json::Value, std::io::Error> {
[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 46.35s
[INFO] running `Command { std: "docker" "inspect" "58cb1a672f7502ffe32cd14b9788758af6c25be3c365ceecb79c916648972971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58cb1a672f7502ffe32cd14b9788758af6c25be3c365ceecb79c916648972971", kill_on_drop: false }`
[INFO] [stdout] 58cb1a672f7502ffe32cd14b9788758af6c25be3c365ceecb79c916648972971
[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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ce36a966c79e109dabeef7a47fe68e5294c6d71e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 346c07615e84b418d43c1ad3d82c9d84ff4722c05f7c96ad106ec1f4d52fa45c
[INFO] running `Command { std: "docker" "start" "-a" "346c07615e84b418d43c1ad3d82c9d84ff4722c05f7c96ad106ec1f4d52fa45c", kill_on_drop: false }`
[INFO] [stderr]    Compiling async_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "346c07615e84b418d43c1ad3d82c9d84ff4722c05f7c96ad106ec1f4d52fa45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346c07615e84b418d43c1ad3d82c9d84ff4722c05f7c96ad106ec1f4d52fa45c", kill_on_drop: false }`
[INFO] [stdout] 346c07615e84b418d43c1ad3d82c9d84ff4722c05f7c96ad106ec1f4d52fa45c