[INFO] fetching crate sscanf 0.4.4...
[INFO] checking sscanf-0.4.4 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate sscanf 0.4.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sscanf 0.4.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sscanf 0.4.4
[INFO] tweaked toml for crates.io crate sscanf 0.4.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sscanf 0.4.4 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sscanf 0.4.4 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.31
[INFO] [stderr]   Downloaded trybuild v1.0.113
[INFO] [stderr]   Downloaded const_format v0.2.31
[INFO] [stderr]   Downloaded sscanf_macro v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1b9341842ad913ced5330daf504660820cf348156a7924f086a21193030eaba
[INFO] running `Command { std: "docker" "start" "-a" "c1b9341842ad913ced5330daf504660820cf348156a7924f086a21193030eaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1b9341842ad913ced5330daf504660820cf348156a7924f086a21193030eaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b9341842ad913ced5330daf504660820cf348156a7924f086a21193030eaba", kill_on_drop: false }`
[INFO] [stdout] c1b9341842ad913ced5330daf504660820cf348156a7924f086a21193030eaba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24aa4cf7eca4d83ac1057a14b4f4a921c32941d329cb6a158ec6f2f83f2f6161
[INFO] running `Command { std: "docker" "start" "-a" "24aa4cf7eca4d83ac1057a14b4f4a921c32941d329cb6a158ec6f2f83f2f6161", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.12
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.31
[INFO] [stderr]     Checking const_format v0.2.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling sscanf_macro v0.4.4
[INFO] [stderr]     Checking sscanf v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking trybuild v1.0.113
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.87s
[INFO] running `Command { std: "docker" "inspect" "24aa4cf7eca4d83ac1057a14b4f4a921c32941d329cb6a158ec6f2f83f2f6161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24aa4cf7eca4d83ac1057a14b4f4a921c32941d329cb6a158ec6f2f83f2f6161", kill_on_drop: false }`
[INFO] [stdout] 24aa4cf7eca4d83ac1057a14b4f4a921c32941d329cb6a158ec6f2f83f2f6161