[INFO] fetching crate signature-flow 1.0.0...
[INFO] building signature-flow-1.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate signature-flow 1.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate signature-flow 1.0.0
[INFO] finished tweaking crates.io crate signature-flow 1.0.0
[INFO] tweaked toml for crates.io crate signature-flow 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate signature-flow 1.0.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding digest v0.9.0 (available: v0.10.7)
[INFO] [stderr]       Adding hex-literal v0.3.4 (available: v1.0.0)
[INFO] [stderr]       Adding rand_core v0.6.4 (available: v0.9.3)
[INFO] [stderr]       Adding sha3 v0.9.1 (available: v0.10.8)
[INFO] [stderr]       Adding signature_derive v1.0.0-pre.3 (available: v1.0.0-pre.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 040f79a1b9a12734e80b49ef851df0d6211b36eff6f447353aa62433a67cca16
[INFO] running `Command { std: "docker" "start" "-a" "040f79a1b9a12734e80b49ef851df0d6211b36eff6f447353aa62433a67cca16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "040f79a1b9a12734e80b49ef851df0d6211b36eff6f447353aa62433a67cca16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040f79a1b9a12734e80b49ef851df0d6211b36eff6f447353aa62433a67cca16", kill_on_drop: false }`
[INFO] [stdout] 040f79a1b9a12734e80b49ef851df0d6211b36eff6f447353aa62433a67cca16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f88ebad7a1f59389032bc73ac90294cc79ed28e41732fcae3a056e0b2777733
[INFO] running `Command { std: "docker" "start" "-a" "9f88ebad7a1f59389032bc73ac90294cc79ed28e41732fcae3a056e0b2777733", kill_on_drop: false }`
[INFO] [stderr]    Compiling signature-flow v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9f88ebad7a1f59389032bc73ac90294cc79ed28e41732fcae3a056e0b2777733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f88ebad7a1f59389032bc73ac90294cc79ed28e41732fcae3a056e0b2777733", kill_on_drop: false }`
[INFO] [stdout] 9f88ebad7a1f59389032bc73ac90294cc79ed28e41732fcae3a056e0b2777733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5808b0da14cb365821c84d0973084cc95200873339dc266d57e7d4e99f77ad3
[INFO] running `Command { std: "docker" "start" "-a" "b5808b0da14cb365821c84d0973084cc95200873339dc266d57e7d4e99f77ad3", kill_on_drop: false }`
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling signature-flow v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "b5808b0da14cb365821c84d0973084cc95200873339dc266d57e7d4e99f77ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5808b0da14cb365821c84d0973084cc95200873339dc266d57e7d4e99f77ad3", kill_on_drop: false }`
[INFO] [stdout] b5808b0da14cb365821c84d0973084cc95200873339dc266d57e7d4e99f77ad3