[INFO] fetching crate dep-obj 0.38.4...
[INFO] checking dep-obj-0.38.4 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate dep-obj 0.38.4 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate dep-obj 0.38.4 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dep-obj 0.38.4
[INFO] finished tweaking crates.io crate dep-obj 0.38.4
[INFO] tweaked toml for crates.io crate dep-obj 0.38.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate dep-obj 0.38.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-ordinalize v3.1.11
[INFO] [stderr]   Downloaded phantom-type v0.4.2
[INFO] [stderr]   Downloaded generics v0.4.4
[INFO] [stderr]   Downloaded educe v0.4.19
[INFO] [stderr]   Downloaded macro-attr-2018 v2.1.2
[INFO] [stderr]   Downloaded indoc v1.0.6
[INFO] [stderr]   Downloaded components-arena-traits v1.0.1
[INFO] [stderr]   Downloaded paste v1.0.7
[INFO] [stderr]   Downloaded composable-allocators v0.1.0
[INFO] [stderr]   Downloaded backtrace v0.3.65
[INFO] [stderr]   Downloaded single v1.0.0
[INFO] [stderr]   Downloaded try_match v0.3.0
[INFO] [stderr]   Downloaded dyn-context v0.17.4
[INFO] [stderr]   Downloaded try_match_inner v0.4.0
[INFO] [stderr]   Downloaded dyn-context-macro v0.0.5
[INFO] [stderr]   Downloaded semver v1.0.9
[INFO] [stderr]   Downloaded panicking v0.1.1
[INFO] [stderr]   Downloaded object v0.28.4
[INFO] [stderr]   Downloaded components-arena v3.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ce8cff0544d801c44efd8c2397073db30113af8c80bf46524c8cc3d48189943
[INFO] running `Command { std: "docker" "start" "-a" "8ce8cff0544d801c44efd8c2397073db30113af8c80bf46524c8cc3d48189943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ce8cff0544d801c44efd8c2397073db30113af8c80bf46524c8cc3d48189943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce8cff0544d801c44efd8c2397073db30113af8c80bf46524c8cc3d48189943", kill_on_drop: false }`
[INFO] [stdout] 8ce8cff0544d801c44efd8c2397073db30113af8c80bf46524c8cc3d48189943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dce4f7b90ed038c28f45dc522c1cf8aff6ed3ee373b698f1e1ed9e316282b63
[INFO] running `Command { std: "docker" "start" "-a" "2dce4f7b90ed038c28f45dc522c1cf8aff6ed3ee373b698f1e1ed9e316282b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]     Checking generics v0.4.4
[INFO] [stderr]    Compiling indoc v1.0.6
[INFO] [stderr]     Checking panicking v0.1.1
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking composable-allocators v0.1.0
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/limited_up_to.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 | > const Default for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN> {
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/global.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl const Default for Global {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/non_working.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | impl const Default for NonWorking {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/stacked.rs:26:34
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl<const BUF_LEN: usize> const Default for CtParams<BUF_LEN> {
[INFO] [stdout]    |                                  ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/freelist.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl const Default for NoLimit {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/freelist.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl<const LIMIT: usize> const Default for FixedCtLimit<LIMIT> {
[INFO] [stdout]    |                                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Default` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/freelist.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 | > const Default for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN, TOLERANCE_SIZE, TOLERANCE_ALIGN, Limit> {
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Params` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/limited_up_to.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub unsafe trait Params {
[INFO] [stdout]    | - help: mark `Params` as const: `#[const_trait]`
[INFO] [stdout] ...
[INFO] [stdout] 46 | > const Params for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN> {
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Params` which is not marked with `#[const_trait]`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/stacked.rs:30:41
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub unsafe trait Params {
[INFO] [stdout]    | - help: mark `Params` as const: `#[const_trait]`
[INFO] [stdout] ...
[INFO] [stdout] 30 | unsafe impl<const BUF_LEN: usize> const Params for CtParams<BUF_LEN> {
[INFO] [stdout]    |                                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]    = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `~const` can only be applied to `#[const_trait]` traits
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/freelist.rs:135:25
[INFO] [stdout]     |
[INFO] [stdout] 135 |     Limit: LimitParam + ~const Default,
[INFO] [stdout]     |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Params` which is not marked with `#[const_trait]`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/freelist.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 88  | pub unsafe trait Params {
[INFO] [stdout]     | - help: mark `Params` as const: `#[const_trait]`
[INFO] [stdout] ...
[INFO] [stdout] 146 | > const Params for CtParams<LAYOUT_SIZE, LAYOUT_ALIGN, TOLERANCE_SIZE, TOLERANCE_ALIGN, Limit> {
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: marking a trait with `#[const_trait]` ensures all default method bodies are `const`
[INFO] [stdout]     = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stdout] error[E0015]: cannot call non-const fn `<Limit as Default>::default` in constant functions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/composable-allocators-0.1.0/src/freelist.rs:137:38
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn default() -> Self { Self::new(Limit::default()) }
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `composable-allocators` (lib) due to 12 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2dce4f7b90ed038c28f45dc522c1cf8aff6ed3ee373b698f1e1ed9e316282b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dce4f7b90ed038c28f45dc522c1cf8aff6ed3ee373b698f1e1ed9e316282b63", kill_on_drop: false }`
[INFO] [stdout] 2dce4f7b90ed038c28f45dc522c1cf8aff6ed3ee373b698f1e1ed9e316282b63
