[INFO] fetching crate fixedpoint 0.1.2...
[INFO] checking fixedpoint-0.1.2 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate fixedpoint 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fixedpoint 0.1.2 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixedpoint 0.1.2
[INFO] finished tweaking crates.io crate fixedpoint 0.1.2
[INFO] tweaked toml for crates.io crate fixedpoint 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d66f21a7723b5e0d2b6b8fbb61b394c33e68a8245ef8d0c03f0a89130c30c5af
[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" "d66f21a7723b5e0d2b6b8fbb61b394c33e68a8245ef8d0c03f0a89130c30c5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d66f21a7723b5e0d2b6b8fbb61b394c33e68a8245ef8d0c03f0a89130c30c5af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d66f21a7723b5e0d2b6b8fbb61b394c33e68a8245ef8d0c03f0a89130c30c5af", kill_on_drop: false }`
[INFO] [stdout] d66f21a7723b5e0d2b6b8fbb61b394c33e68a8245ef8d0c03f0a89130c30c5af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbad90632748723b3f5d51a1137af026822ad3a3dcdc4f185947a2abb6d7e65b
[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" "cbad90632748723b3f5d51a1137af026822ad3a3dcdc4f185947a2abb6d7e65b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking fixedpoint v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn fixedpoint<T, U>(func: &Fn(U, &T) -> U, x0: U, args: &T, maxiter: Option<usize>, maxval: Option<U>) -> Result<U>
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U, &T) -> U`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:93:32
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn fixedpoint<T, U>(func: &Fn(U, &T) -> U, x0: U, args: &T, maxiter: Option<usize>, maxval: Option<U>) -> Result<U>
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(U, &T) -> U`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 5.22s
[INFO] running `Command { std: "docker" "inspect" "cbad90632748723b3f5d51a1137af026822ad3a3dcdc4f185947a2abb6d7e65b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbad90632748723b3f5d51a1137af026822ad3a3dcdc4f185947a2abb6d7e65b", kill_on_drop: false }`
[INFO] [stdout] cbad90632748723b3f5d51a1137af026822ad3a3dcdc4f185947a2abb6d7e65b