[INFO] fetching crate midpoint 0.1.5...
[INFO] checking midpoint-0.1.5 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate midpoint 0.1.5 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate midpoint 0.1.5 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate midpoint 0.1.5
[INFO] finished tweaking crates.io crate midpoint 0.1.5
[INFO] tweaked toml for crates.io crate midpoint 0.1.5 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded epui v0.1.1
[INFO] [stderr]   Downloaded epsi v0.1.1
[INFO] [stderr]   Downloaded primitive_promotion v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04d03f03e115421f5770ffb0f46981af46898c6ffc40f6a322534180d7d5e25b
[INFO] running `Command { std: "docker" "start" "-a" "04d03f03e115421f5770ffb0f46981af46898c6ffc40f6a322534180d7d5e25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04d03f03e115421f5770ffb0f46981af46898c6ffc40f6a322534180d7d5e25b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04d03f03e115421f5770ffb0f46981af46898c6ffc40f6a322534180d7d5e25b", kill_on_drop: false }`
[INFO] [stdout] 04d03f03e115421f5770ffb0f46981af46898c6ffc40f6a322534180d7d5e25b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0335011dc66fb15da32af3ef72536e982ce8bb52dc605364e4727fd9326d8c6e
[INFO] running `Command { std: "docker" "start" "-a" "0335011dc66fb15da32af3ef72536e982ce8bb52dc605364e4727fd9326d8c6e", kill_on_drop: false }`
[INFO] [stderr]     Checking epui v0.1.1
[INFO] [stderr]     Checking epsi v0.1.1
[INFO] [stderr]     Checking primitive_promotion v0.1.4
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking midpoint v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |     feature(const_fn_trait_bound)
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `const_inherent_unchecked_arith`
[INFO] [stdout]   --> src/lib.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     feature(const_inherent_unchecked_arith)
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `~const` can only be applied to `#[const_trait]` traits
[INFO] [stdout]    --> src/common_macros.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |           where T: ~const $trait_name
[INFO] [stdout]     |                           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bitwise.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / try_impl_generic_const_fn_for_trait!(
[INFO] [stdout] 2   | |     MidpointViaBitwiseOpsExt::midpoint_via_bitwise_ops
[INFO] [stdout] 3   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_impl_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `~const` can only be applied to `#[const_trait]` traits
[INFO] [stdout]    --> src/common_macros.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |           where T: ~const $trait_name
[INFO] [stdout]     |                           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/cpp_20_std.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / try_impl_generic_const_fn_for_trait!(
[INFO] [stdout] 4   | |     MidpointViaCpp20StdImplementationExt::midpoint_via_cpp_20_std_implementation
[INFO] [stdout] 5   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_impl_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `~const` can only be applied to `#[const_trait]` traits
[INFO] [stdout]    --> src/common_macros.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 |           where T: ~const $trait_name
[INFO] [stdout]     |                           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/naive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / try_impl_unsafe_generic_const_fn_for_trait!(
[INFO] [stdout] 2   | |     NaiveMidpointExt::naive_midpoint
[INFO] [stdout] 3   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_impl_unsafe_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `~const` can only be applied to `#[const_trait]` traits
[INFO] [stdout]    --> src/common_macros.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 |           where T: ~const $trait_name
[INFO] [stdout]     |                           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/naive_midpoint_diff.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / try_impl_unsafe_generic_const_fn_for_trait!(
[INFO] [stdout] 4   | |     MidpointViaNaiveMidpointDiffExt::midpoint_via_naive_midpoint_diff
[INFO] [stdout] 5   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_impl_unsafe_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `~const` can only be applied to `#[const_trait]` traits
[INFO] [stdout]    --> src/common_macros.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 126 |           where T: ~const $trait_name
[INFO] [stdout]     |                           ^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/primitive_promotion.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / try_impl_generic_const_fn_for_trait!(
[INFO] [stdout] 4   | |     MidpointViaPrimitivePromotionExt::midpoint_via_primitive_promotion
[INFO] [stdout] 5   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `try_impl_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const fn `<T as MidpointViaBitwiseOpsExt>::midpoint_via_bitwise_ops` in constant functions
[INFO] [stdout]    --> src/common_macros.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |               lhs.$fn_name(rhs)
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/bitwise.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / try_impl_generic_const_fn_for_trait!(
[INFO] [stdout] 2   | |     MidpointViaBitwiseOpsExt::midpoint_via_bitwise_ops
[INFO] [stdout] 3   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]     = help: add `#![feature(effects)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `try_impl_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const fn `<T as MidpointViaCpp20StdImplementationExt>::midpoint_via_cpp_20_std_implementation` in constant functions
[INFO] [stdout]    --> src/common_macros.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |               lhs.$fn_name(rhs)
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/cpp_20_std.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / try_impl_generic_const_fn_for_trait!(
[INFO] [stdout] 4   | |     MidpointViaCpp20StdImplementationExt::midpoint_via_cpp_20_std_implementation
[INFO] [stdout] 5   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]     = help: add `#![feature(effects)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `try_impl_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const fn `<T as NaiveMidpointExt>::naive_midpoint` in constant functions
[INFO] [stdout]    --> src/common_macros.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |               lhs.$fn_name(rhs)
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/naive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout] 1   | / try_impl_unsafe_generic_const_fn_for_trait!(
[INFO] [stdout] 2   | |     NaiveMidpointExt::naive_midpoint
[INFO] [stdout] 3   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]     = help: add `#![feature(effects)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `try_impl_unsafe_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const fn `<T as MidpointViaNaiveMidpointDiffExt>::midpoint_via_naive_midpoint_diff` in constant functions
[INFO] [stdout]    --> src/common_macros.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |               lhs.$fn_name(rhs)
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/naive_midpoint_diff.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / try_impl_unsafe_generic_const_fn_for_trait!(
[INFO] [stdout] 4   | |     MidpointViaNaiveMidpointDiffExt::midpoint_via_naive_midpoint_diff
[INFO] [stdout] 5   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]     = help: add `#![feature(effects)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `try_impl_unsafe_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const fn `<T as MidpointViaPrimitivePromotionExt>::midpoint_via_primitive_promotion` in constant functions
[INFO] [stdout]    --> src/common_macros.rs:128:17
[INFO] [stdout]     |
[INFO] [stdout] 128 |               lhs.$fn_name(rhs)
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/primitive_promotion.rs:3:1
[INFO] [stdout]     |
[INFO] [stdout] 3   | / try_impl_generic_const_fn_for_trait!(
[INFO] [stdout] 4   | |     MidpointViaPrimitivePromotionExt::midpoint_via_primitive_promotion
[INFO] [stdout] 5   | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]     = help: add `#![feature(effects)]` to the crate attributes to enable
[INFO] [stdout]     = note: this error originates in the macro `try_impl_generic_const_fn_for_trait` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0015, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midpoint` (lib test) due to 12 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0335011dc66fb15da32af3ef72536e982ce8bb52dc605364e4727fd9326d8c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0335011dc66fb15da32af3ef72536e982ce8bb52dc605364e4727fd9326d8c6e", kill_on_drop: false }`
[INFO] [stdout] 0335011dc66fb15da32af3ef72536e982ce8bb52dc605364e4727fd9326d8c6e
