[INFO] fetching crate hold 0.1.0-alpha.5...
[INFO] checking hold-0.1.0-alpha.5 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate hold 0.1.0-alpha.5 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate hold 0.1.0-alpha.5
[INFO] finished tweaking crates.io crate hold 0.1.0-alpha.5
[INFO] tweaked toml for crates.io crate hold 0.1.0-alpha.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hold 0.1.0-alpha.5 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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 34 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.10.1)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.1)
[INFO] [stderr]       Adding snafu v0.6.10 (available: v0.8.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08e871e1e6bc1a7b1a54d0c3991db92338cfc4407c4f0f9523e5eaa66067c340
[INFO] running `Command { std: "docker" "start" "-a" "08e871e1e6bc1a7b1a54d0c3991db92338cfc4407c4f0f9523e5eaa66067c340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08e871e1e6bc1a7b1a54d0c3991db92338cfc4407c4f0f9523e5eaa66067c340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e871e1e6bc1a7b1a54d0c3991db92338cfc4407c4f0f9523e5eaa66067c340", kill_on_drop: false }`
[INFO] [stdout] 08e871e1e6bc1a7b1a54d0c3991db92338cfc4407c4f0f9523e5eaa66067c340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f78af40e67b128e78087e614dda36c1173ee1f5b213a75ef031c13280aca0ba
[INFO] running `Command { std: "docker" "start" "-a" "0f78af40e67b128e78087e614dda36c1173ee1f5b213a75ef031c13280aca0ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking hold v0.1.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.20s
[INFO] running `Command { std: "docker" "inspect" "0f78af40e67b128e78087e614dda36c1173ee1f5b213a75ef031c13280aca0ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f78af40e67b128e78087e614dda36c1173ee1f5b213a75ef031c13280aca0ba", kill_on_drop: false }`
[INFO] [stdout] 0f78af40e67b128e78087e614dda36c1173ee1f5b213a75ef031c13280aca0ba