[INFO] fetching crate wasmer-derive 1.0.0-beta1...
[INFO] checking wasmer-derive-1.0.0-beta1 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate wasmer-derive 1.0.0-beta1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wasmer-derive 1.0.0-beta1 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-derive 1.0.0-beta1
[INFO] finished tweaking crates.io crate wasmer-derive 1.0.0-beta1
[INFO] tweaked toml for crates.io crate wasmer-derive 1.0.0-beta1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tester v0.7.0
[INFO] [stderr]   Downloaded rustfix v0.5.1
[INFO] [stderr]   Downloaded compiletest_rs v0.5.0
[INFO] [stderr]   Downloaded wasmer-compiler-cranelift v1.0.0-beta1
[INFO] [stderr]   Downloaded wasmer-engine-jit v1.0.0-beta1
[INFO] [stderr]   Downloaded wasmer-engine-native v1.0.0-beta1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc8204c78bcc2c112c7897955fe08308522189edcc1c3003afa86f23d76d1aab
[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" "bc8204c78bcc2c112c7897955fe08308522189edcc1c3003afa86f23d76d1aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc8204c78bcc2c112c7897955fe08308522189edcc1c3003afa86f23d76d1aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8204c78bcc2c112c7897955fe08308522189edcc1c3003afa86f23d76d1aab", kill_on_drop: false }`
[INFO] [stdout] bc8204c78bcc2c112c7897955fe08308522189edcc1c3003afa86f23d76d1aab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35cbd7d1f29e8a0d23df6b9ab0643eba30bd4c4bf1c04cea82951caf5e8f48bb
[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" "35cbd7d1f29e8a0d23df6b9ab0643eba30bd4c4bf1c04cea82951caf5e8f48bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v1.0.0-beta1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling compiletest_rs v0.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking wast v29.0.0
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking which v4.0.2
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking cranelift-bforest v0.68.0
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tester v0.7.0
[INFO] [stderr]     Checking syn v1.0.54
[INFO] [stderr]     Checking wasmer-vm v1.0.0-beta1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]    Compiling wasmer-derive v1.0.0-beta1
[INFO] [stderr]    Compiling wasmer-derive v1.0.0-beta1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustfix v0.5.1
[INFO] [stderr]     Checking wasmer-compiler v1.0.0-beta1
[INFO] [stderr]     Checking wasmer-engine v1.0.0-beta1
[INFO] [stderr]     Checking wasmer-object v1.0.0-beta1
[INFO] [stderr]     Checking wasmer-engine-native v1.0.0-beta1
[INFO] [stderr]     Checking wasmer-engine-jit v1.0.0-beta1
[INFO] [stderr]     Checking wat v1.0.30
[INFO] [stderr]    Compiling cranelift-entity v0.68.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
[INFO] [stderr]     Checking cranelift-frontend v0.68.0
[INFO] [stderr]     Checking wasmer v1.0.0-beta1
[INFO] [stdout] warning: suffixes on a tuple index are invalid
[INFO] [stdout]   --> tests/basic.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 | #[derive(WasmerEnv)]
[INFO] [stdout]    |          ^^^^^^^^^ invalid suffix `usize`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `usize` is *temporarily* accepted on tuple index fields as it was incorrectly accepted on stable for a few releases
[INFO] [stdout]    = help: on proc macros, you'll want to use `syn::Index::from` or `proc_macro::Literal::*_unsuffixed` for code that will desugar to tuple field access
[INFO] [stdout]    = note: see issue #60210 <https://github.com/rust-lang/rust/issues/60210> for more information
[INFO] [stdout]    = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 58s
[INFO] running `Command { std: "docker" "inspect" "35cbd7d1f29e8a0d23df6b9ab0643eba30bd4c4bf1c04cea82951caf5e8f48bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cbd7d1f29e8a0d23df6b9ab0643eba30bd4c4bf1c04cea82951caf5e8f48bb", kill_on_drop: false }`
[INFO] [stdout] 35cbd7d1f29e8a0d23df6b9ab0643eba30bd4c4bf1c04cea82951caf5e8f48bb