[INFO] fetching crate rsmc-core 0.4.0...
[INFO] checking rsmc-core-0.4.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate rsmc-core 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rsmc-core 0.4.0
[INFO] finished tweaking crates.io crate rsmc-core 0.4.0
[INFO] tweaked toml for crates.io crate rsmc-core 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsmc-core 0.4.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding deadpool v0.9.5 (available: v0.12.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 398e27de781fcceb8d714eae98604c73fce67d3d524f5ea10695dd33b0f14e58
[INFO] running `Command { std: "docker" "start" "-a" "398e27de781fcceb8d714eae98604c73fce67d3d524f5ea10695dd33b0f14e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "398e27de781fcceb8d714eae98604c73fce67d3d524f5ea10695dd33b0f14e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "398e27de781fcceb8d714eae98604c73fce67d3d524f5ea10695dd33b0f14e58", kill_on_drop: false }`
[INFO] [stdout] 398e27de781fcceb8d714eae98604c73fce67d3d524f5ea10695dd33b0f14e58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f007edff7182e633e1e4cfc10e41f67902692babb31019c5cc3d439750df0f99
[INFO] running `Command { std: "docker" "start" "-a" "f007edff7182e633e1e4cfc10e41f67902692babb31019c5cc3d439750df0f99", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking retain_mut v0.1.9
[INFO] [stderr]     Checking deadpool-runtime v0.1.4
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking murmur3 v0.5.2
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking deadpool v0.9.5
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking rsmc-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.46s
[INFO] running `Command { std: "docker" "inspect" "f007edff7182e633e1e4cfc10e41f67902692babb31019c5cc3d439750df0f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f007edff7182e633e1e4cfc10e41f67902692babb31019c5cc3d439750df0f99", kill_on_drop: false }`
[INFO] [stdout] f007edff7182e633e1e4cfc10e41f67902692babb31019c5cc3d439750df0f99