[INFO] fetching crate ew 0.4.0...
[INFO] checking ew-0.4.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate ew 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ew 0.4.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ew 0.4.0
[INFO] finished tweaking crates.io crate ew 0.4.0
[INFO] tweaked toml for crates.io crate ew 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate ew 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ew-testfunc v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a49aa35de26d21b55d50369ba9a25db444efbb052c44d10dd82c56d3c6fa703b
[INFO] running `Command { std: "docker" "start" "-a" "a49aa35de26d21b55d50369ba9a25db444efbb052c44d10dd82c56d3c6fa703b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a49aa35de26d21b55d50369ba9a25db444efbb052c44d10dd82c56d3c6fa703b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49aa35de26d21b55d50369ba9a25db444efbb052c44d10dd82c56d3c6fa703b", kill_on_drop: false }`
[INFO] [stdout] a49aa35de26d21b55d50369ba9a25db444efbb052c44d10dd82c56d3c6fa703b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e1e81188437a1b0b0982c890c203d01c4f4386e98f51f26b6d732836f9f3f68
[INFO] running `Command { std: "docker" "start" "-a" "1e1e81188437a1b0b0982c890c203d01c4f4386e98f51f26b6d732836f9f3f68", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.89: default, std
[INFO] [stderr] 
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking ew-testfunc v0.1.0
[INFO] [stderr]     Checking ew v0.4.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-schwefel.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-rastrigin-statistics-inertia.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/genetic-stat-paraboloid.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-rosenbrock-statistics.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-schwefel-statistics-inertia.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/particleswarm-paraboloid.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-schwefel-statistics-full.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/genetic-rosenbrock-statistics.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/genetic-rosenbrock.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-rastrigin.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/genetic-paraboloid.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-schwefel-iterative.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-schwefel-statistics.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/genetic-schwefel.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/genetic-rastrigin.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/genetic-schwefel-iterative.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/genetic-schwefel.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/genetic-paraboloid.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/genetic-rosenbrock.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/genetic-schwefel-statistics.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-rosenbrock.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/genetic-rastrigin.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/particleswarm-paraboloid.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.57s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking ew v0.4.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "1e1e81188437a1b0b0982c890c203d01c4f4386e98f51f26b6d732836f9f3f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1e81188437a1b0b0982c890c203d01c4f4386e98f51f26b6d732836f9f3f68", kill_on_drop: false }`
[INFO] [stdout] 1e1e81188437a1b0b0982c890c203d01c4f4386e98f51f26b6d732836f9f3f68