[INFO] fetching crate bitcointx 0.0.15...
[INFO] checking bitcointx-0.0.15 against try#18c1d185ac7a6a3bf399296b35e4b2736809a756 for pr-146972
[INFO] extracting crate bitcointx 0.0.15 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate bitcointx 0.0.15
[INFO] finished tweaking crates.io crate bitcointx 0.0.15
[INFO] tweaked toml for crates.io crate bitcointx 0.0.15 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bitcointx 0.0.15 on toolchain 18c1d185ac7a6a3bf399296b35e4b2736809a756
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "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" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding hex v0.3.2 (available: v0.4.3)
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.10.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8bef8307b87a934253835420b3e1e24e43c9cdda06f15f1d1c8f6976642662b
[INFO] running `Command { std: "docker" "start" "-a" "d8bef8307b87a934253835420b3e1e24e43c9cdda06f15f1d1c8f6976642662b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8bef8307b87a934253835420b3e1e24e43c9cdda06f15f1d1c8f6976642662b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bef8307b87a934253835420b3e1e24e43c9cdda06f15f1d1c8f6976642662b", kill_on_drop: false }`
[INFO] [stdout] d8bef8307b87a934253835420b3e1e24e43c9cdda06f15f1d1c8f6976642662b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26002b1fee5960ea385256fae8a0ba5b749946e251834565afeb8ef34465691a
[INFO] running `Command { std: "docker" "start" "-a" "26002b1fee5960ea385256fae8a0ba5b749946e251834565afeb8ef34465691a", kill_on_drop: false }`
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking bitcointx v0.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "26002b1fee5960ea385256fae8a0ba5b749946e251834565afeb8ef34465691a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26002b1fee5960ea385256fae8a0ba5b749946e251834565afeb8ef34465691a", kill_on_drop: false }`
[INFO] [stdout] 26002b1fee5960ea385256fae8a0ba5b749946e251834565afeb8ef34465691a