[INFO] fetching crate cargo-toml-builder 0.3.0...
[INFO] checking cargo-toml-builder-0.3.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate cargo-toml-builder 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-toml-builder 0.3.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-toml-builder 0.3.0
[INFO] finished tweaking crates.io crate cargo-toml-builder 0.3.0
[INFO] tweaked toml for crates.io crate cargo-toml-builder 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3d74b240b21e40d8952177f9fac6f060e5b9707c96b5a90b4acf451fafbe956d
[INFO] running `Command { std: "docker" "start" "-a" "3d74b240b21e40d8952177f9fac6f060e5b9707c96b5a90b4acf451fafbe956d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d74b240b21e40d8952177f9fac6f060e5b9707c96b5a90b4acf451fafbe956d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d74b240b21e40d8952177f9fac6f060e5b9707c96b5a90b4acf451fafbe956d", kill_on_drop: false }`
[INFO] [stdout] 3d74b240b21e40d8952177f9fac6f060e5b9707c96b5a90b4acf451fafbe956d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTUP_TOOLCHAIN=45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "-e" "RUSTFLAGS=--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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac0518665a1e0759644f857ddb400fc1177fe8a42c10ad5d92c60f843f3ff924
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ac0518665a1e0759644f857ddb400fc1177fe8a42c10ad5d92c60f843f3ff924", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking cargo-toml-builder v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         StdError::description(&self.inner)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         StdError::description(&self.inner)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.62s
[INFO] running `Command { std: "docker" "inspect" "ac0518665a1e0759644f857ddb400fc1177fe8a42c10ad5d92c60f843f3ff924", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac0518665a1e0759644f857ddb400fc1177fe8a42c10ad5d92c60f843f3ff924", kill_on_drop: false }`
[INFO] [stdout] ac0518665a1e0759644f857ddb400fc1177fe8a42c10ad5d92c60f843f3ff924