[INFO] fetching crate scid 0.3.0...
[INFO] checking scid-0.3.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate scid 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate scid 0.3.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scid 0.3.0
[INFO] finished tweaking crates.io crate scid 0.3.0
[INFO] tweaked toml for crates.io crate scid 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad823875a1ee3dfdf84f2449b6c5e26c958913616d2f1c71db0725c9371af29d
[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" "ad823875a1ee3dfdf84f2449b6c5e26c958913616d2f1c71db0725c9371af29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad823875a1ee3dfdf84f2449b6c5e26c958913616d2f1c71db0725c9371af29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad823875a1ee3dfdf84f2449b6c5e26c958913616d2f1c71db0725c9371af29d", kill_on_drop: false }`
[INFO] [stdout] ad823875a1ee3dfdf84f2449b6c5e26c958913616d2f1c71db0725c9371af29d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d99183a701b530a5a4ca1d5cdd0cac40c3ee486ecf1ecf8e12eefd2b83b00849
[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" "d99183a701b530a5a4ca1d5cdd0cac40c3ee486ecf1ecf8e12eefd2b83b00849", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking sha1 v0.5.0
[INFO] [stderr]     Checking base-x v0.2.8
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking multibase v0.6.0
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking multihash v0.8.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]     Checking integer-encoding v1.0.8
[INFO] [stderr]     Checking scid 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:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |         f.write_str(error::Error::description(self))
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |         f.write_str(error::Error::description(self))
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.62s
[INFO] running `Command { std: "docker" "inspect" "d99183a701b530a5a4ca1d5cdd0cac40c3ee486ecf1ecf8e12eefd2b83b00849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d99183a701b530a5a4ca1d5cdd0cac40c3ee486ecf1ecf8e12eefd2b83b00849", kill_on_drop: false }`
[INFO] [stdout] d99183a701b530a5a4ca1d5cdd0cac40c3ee486ecf1ecf8e12eefd2b83b00849