[INFO] fetching crate mod_trait_exerci 0.2.1...
[INFO] checking mod_trait_exerci-0.2.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate mod_trait_exerci 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mod_trait_exerci 0.2.1 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 mod_trait_exerci 0.2.1
[INFO] finished tweaking crates.io crate mod_trait_exerci 0.2.1
[INFO] tweaked toml for crates.io crate mod_trait_exerci 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate mod_trait_exerci 0.2.1 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] 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" "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] 462d56e3c0ad8db4f626991c576de8372dcbc117bd1c36577ad87aad969a0d20
[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" "462d56e3c0ad8db4f626991c576de8372dcbc117bd1c36577ad87aad969a0d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "462d56e3c0ad8db4f626991c576de8372dcbc117bd1c36577ad87aad969a0d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462d56e3c0ad8db4f626991c576de8372dcbc117bd1c36577ad87aad969a0d20", kill_on_drop: false }`
[INFO] [stdout] 462d56e3c0ad8db4f626991c576de8372dcbc117bd1c36577ad87aad969a0d20
[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" "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] a69749a7e1d2ef02d3043251193b8a3fce2d1162225dd42eab6149284916defd
[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" "a69749a7e1d2ef02d3043251193b8a3fce2d1162225dd42eab6149284916defd", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking mod_trait_exerci v0.2.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/mod_dynamic_fn.rs (2 fixes)
[INFO] [stderr]        Fixed src/mod_static_fn.rs (2 fixes)
[INFO] [stderr]        Fixed src/lib.rs (6 fixes)
[INFO] [stderr]        Fixed src/mod_bare/mod.rs (5 fixes)
[INFO] [stderr]        Fixed src/mod_box_static_fn.rs (8 fixes)
[INFO] [stderr]        Fixed src/mod_where_fn.rs (2 fixes)
[INFO] [stderr]        Fixed src/mod_box_dynamic_fn.rs (4 fixes)
[INFO] [stderr]    Migrating examples/trait_dispatch_concrete.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/u_for_mod_bare.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/bare_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/u_for_mod_trait_fn.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/generics_type_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/trait_fn_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/trait_where_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/u_for_box_static_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/trait_instance_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/u_for_box_dynamic_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/generics_trait_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/generics_fn_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/simple_static_dispatch.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/box_dynamic_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/simple_dynamic_dispatch.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/generics_impl_hello.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/trait_dispatch_abstract.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/u_for_mod_trait_instance.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed examples/trait_dispatch_concrete.rs (6 fixes)
[INFO] [stderr]    Migrating examples/box_static_hello.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed examples/simple_static_dispatch.rs (3 fixes)
[INFO] [stderr]        Fixed examples/simple_dynamic_dispatch.rs (4 fixes)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking mod_trait_exerci v0.2.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "a69749a7e1d2ef02d3043251193b8a3fce2d1162225dd42eab6149284916defd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69749a7e1d2ef02d3043251193b8a3fce2d1162225dd42eab6149284916defd", kill_on_drop: false }`
[INFO] [stdout] a69749a7e1d2ef02d3043251193b8a3fce2d1162225dd42eab6149284916defd