[INFO] fetching crate cuneiform 0.1.1...
[INFO] checking cuneiform-0.1.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate cuneiform 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cuneiform 0.1.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cuneiform 0.1.1
[INFO] finished tweaking crates.io crate cuneiform 0.1.1
[INFO] tweaked toml for crates.io crate cuneiform 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4506420ef2c82e2f06fd9b5e9b52e797aded2c15fa98e5b6900c1e6ba5f929d
[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" "a4506420ef2c82e2f06fd9b5e9b52e797aded2c15fa98e5b6900c1e6ba5f929d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4506420ef2c82e2f06fd9b5e9b52e797aded2c15fa98e5b6900c1e6ba5f929d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4506420ef2c82e2f06fd9b5e9b52e797aded2c15fa98e5b6900c1e6ba5f929d", kill_on_drop: false }`
[INFO] [stdout] a4506420ef2c82e2f06fd9b5e9b52e797aded2c15fa98e5b6900c1e6ba5f929d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 087d1239c74e829818d00ecb007fa6574af4b65c537ce2b366295e99ebb2d9a7
[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" "087d1239c74e829818d00ecb007fa6574af4b65c537ce2b366295e99ebb2d9a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.42
[INFO] [stderr]     Checking cuneiform v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/slabs.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 | const COHERENCE_LINE_SIZE: u8 = (1 << 7);
[INFO] [stdout]    |                                 ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/slabs.rs:111:53
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub(crate) const FALLBACK_COHERENCE_LINE_SIZE: u8 = (1 << 6);
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/slabs.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 | const COHERENCE_LINE_SIZE: u8 = (1 << 7);
[INFO] [stdout]    |                                 ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/slabs.rs:111:53
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub(crate) const FALLBACK_COHERENCE_LINE_SIZE: u8 = (1 << 6);
[INFO] [stdout]     |                                                     ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.87s
[INFO] running `Command { std: "docker" "inspect" "087d1239c74e829818d00ecb007fa6574af4b65c537ce2b366295e99ebb2d9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087d1239c74e829818d00ecb007fa6574af4b65c537ce2b366295e99ebb2d9a7", kill_on_drop: false }`
[INFO] [stdout] 087d1239c74e829818d00ecb007fa6574af4b65c537ce2b366295e99ebb2d9a7