[INFO] fetching crate printf 0.1.0...
[INFO] checking printf-0.1.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate printf 0.1.0 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate printf 0.1.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate printf 0.1.0
[INFO] finished tweaking crates.io crate printf 0.1.0
[INFO] tweaked toml for crates.io crate printf 0.1.0 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b70b104b84d714ad5e2f52375148ef1348d4d219fb6392a6d22e272ca97aca6c
[INFO] running `Command { std: "docker" "start" "-a" "b70b104b84d714ad5e2f52375148ef1348d4d219fb6392a6d22e272ca97aca6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b70b104b84d714ad5e2f52375148ef1348d4d219fb6392a6d22e272ca97aca6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70b104b84d714ad5e2f52375148ef1348d4d219fb6392a6d22e272ca97aca6c", kill_on_drop: false }`
[INFO] [stdout] b70b104b84d714ad5e2f52375148ef1348d4d219fb6392a6d22e272ca97aca6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a78344922a6e7b1026080dbc2f409562d5e4b26454bacc84bdb19957d56ad468
[INFO] running `Command { std: "docker" "start" "-a" "a78344922a6e7b1026080dbc2f409562d5e4b26454bacc84bdb19957d56ad468", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling printf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `gcc::compile_library`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     gcc::compile_library("libprintf_wrapper.a", &["src/printf_wrapper.c"]);
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "a78344922a6e7b1026080dbc2f409562d5e4b26454bacc84bdb19957d56ad468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a78344922a6e7b1026080dbc2f409562d5e4b26454bacc84bdb19957d56ad468", kill_on_drop: false }`
[INFO] [stdout] a78344922a6e7b1026080dbc2f409562d5e4b26454bacc84bdb19957d56ad468