[INFO] cloning repository https://github.com/sanjaykdragon/ledger-discount-brute-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sanjaykdragon/ledger-discount-brute-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjaykdragon%2Fledger-discount-brute-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjaykdragon%2Fledger-discount-brute-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c49868f706fd25bed0e00362f872dda88b76c29
[INFO] checking sanjaykdragon/ledger-discount-brute-rust against try#0f31acebf540c89e4a4d5d114959fe91973419cb for pr-147017
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsanjaykdragon%2Fledger-discount-brute-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sanjaykdragon/ledger-discount-brute-rust
[INFO] finished tweaking git repo https://github.com/sanjaykdragon/ledger-discount-brute-rust
[INFO] tweaked toml for git repo https://github.com/sanjaykdragon/ledger-discount-brute-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sanjaykdragon/ledger-discount-brute-rust on toolchain 0f31acebf540c89e4a4d5d114959fe91973419cb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sanjaykdragon/ledger-discount-brute-rust 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" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "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 hermit-abi v0.1.8
[INFO] [stderr]   Downloaded webpki v0.21.2
[INFO] [stderr]   Downloaded time-macros-impl v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.59
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.59
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded standback v0.2.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.9
[INFO] [stderr]   Downloaded chunked_transfer v1.0.0
[INFO] [stderr]   Downloaded rustversion v1.0.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.59
[INFO] [stderr]   Downloaded cookie v0.13.3
[INFO] [stderr]   Downloaded js-sys v0.3.36
[INFO] [stderr]   Downloaded time v0.2.9
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.59
[INFO] [stderr]   Downloaded web-sys v0.3.36
[INFO] [stderr]   Downloaded syn v1.0.16
[INFO] [stderr]   Downloaded base64 v0.12.0
[INFO] [stderr]   Downloaded ureq v0.12.0
[INFO] [stderr]   Downloaded time-macros v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]   Downloaded untrusted v0.7.0
[INFO] [stderr]   Downloaded libc v0.2.67
[INFO] [stderr]   Downloaded bumpalo v3.2.0
[INFO] [stderr]   Downloaded serde_json v1.0.48
[INFO] [stderr]   Downloaded ring v0.16.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8e604560e3ec80d40d1441a6f0461a0381cbefcaebb6ed2ca00574e202ce50e
[INFO] running `Command { std: "docker" "start" "-a" "e8e604560e3ec80d40d1441a6f0461a0381cbefcaebb6ed2ca00574e202ce50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8e604560e3ec80d40d1441a6f0461a0381cbefcaebb6ed2ca00574e202ce50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e604560e3ec80d40d1441a6f0461a0381cbefcaebb6ed2ca00574e202ce50e", kill_on_drop: false }`
[INFO] [stdout] e8e604560e3ec80d40d1441a6f0461a0381cbefcaebb6ed2ca00574e202ce50e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5c51fe07eab0b0d4f1bb328a872652c0fea3c48fe450d49850eea7c2fc85e0c
[INFO] running `Command { std: "docker" "start" "-a" "a5c51fe07eab0b0d4f1bb328a872652c0fea3c48fe450d49850eea7c2fc85e0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]    Compiling standback v0.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]     Checking base64 v0.12.0
[INFO] [stderr]     Checking chunked_transfer v1.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling time v0.2.9
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking cookie v0.13.3
[INFO] [stderr]     Checking ureq v0.12.0
[INFO] [stderr]     Checking ledger_discount_brute v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.80s
[INFO] running `Command { std: "docker" "inspect" "a5c51fe07eab0b0d4f1bb328a872652c0fea3c48fe450d49850eea7c2fc85e0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5c51fe07eab0b0d4f1bb328a872652c0fea3c48fe450d49850eea7c2fc85e0c", kill_on_drop: false }`
[INFO] [stdout] a5c51fe07eab0b0d4f1bb328a872652c0fea3c48fe450d49850eea7c2fc85e0c