[INFO] fetching crate wasm-bindgen-anyref-xform 0.2.62...
[INFO] checking wasm-bindgen-anyref-xform-0.2.62 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate wasm-bindgen-anyref-xform 0.2.62 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate wasm-bindgen-anyref-xform 0.2.62 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-bindgen-anyref-xform 0.2.62
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wasm-bindgen-anyref-xform 0.2.62
[INFO] tweaked toml for crates.io crate wasm-bindgen-anyref-xform 0.2.62 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding walrus v0.14.0 (latest: v0.20.3)
[INFO] [stderr]       Adding walrus-macro v0.14.0 (latest: v0.19.0)
[INFO] [stderr]       Adding wasmparser v0.42.1 (latest: v0.202.0)
[INFO] [stderr]       Adding wasmparser v0.121.2 (latest: v0.202.0)
[INFO] [stderr]       Adding wasmprinter v0.2.80 (latest: v0.202.0)
[INFO] [stderr]       Adding wast v3.0.4 (latest: v202.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-encoder v0.202.0
[INFO] [stderr]   Downloaded wasmprinter v0.2.80
[INFO] [stderr]   Downloaded id-arena v2.2.1
[INFO] [stderr]   Downloaded walrus v0.14.0
[INFO] [stderr]   Downloaded wasmparser v0.121.2
[INFO] [stderr]   Downloaded wast v202.0.0
[INFO] [stderr]   Downloaded wasmparser v0.42.1
[INFO] [stderr]   Downloaded wast v3.0.4
[INFO] [stderr]   Downloaded wat v1.202.0
[INFO] [stderr]   Downloaded walrus-macro v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ee75c9f28c02ec9d6279941017768c51d453fe7f976cb0d77e2df63878dfb38
[INFO] running `Command { std: "docker" "start" "-a" "7ee75c9f28c02ec9d6279941017768c51d453fe7f976cb0d77e2df63878dfb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ee75c9f28c02ec9d6279941017768c51d453fe7f976cb0d77e2df63878dfb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee75c9f28c02ec9d6279941017768c51d453fe7f976cb0d77e2df63878dfb38", kill_on_drop: false }`
[INFO] [stdout] 7ee75c9f28c02ec9d6279941017768c51d453fe7f976cb0d77e2df63878dfb38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dfcb2a7d53c9c6e65c6c9dcae6fde932c61ff3972d47335b4e860907ab1e69a
[INFO] running `Command { std: "docker" "start" "-a" "9dfcb2a7d53c9c6e65c6c9dcae6fde932c61ff3972d47335b4e860907ab1e69a", kill_on_drop: false }`
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking wasmparser v0.42.1
[INFO] [stderr]     Checking bumpalo v3.15.4
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking wasm-encoder v0.202.0
[INFO] [stderr]     Checking wast v3.0.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking wasmparser v0.121.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling walrus-macro v0.14.0
[INFO] [stderr]     Checking wast v202.0.0
[INFO] [stderr]     Checking walrus v0.14.0
[INFO] [stderr]     Checking wasm-bindgen-anyref-xform v0.2.62 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `InstrLocId` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:22:34
[INFO] [stdout]    |
[INFO] [stdout] 21 | use walrus::ir::*;
[INFO] [stdout]    |     ------------- the item `InstrLocId` is already imported here
[INFO] [stdout] 22 | use walrus::{ExportId, ImportId, InstrLocId, TypeId};
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wasmprinter v0.2.80
[INFO] [stderr]     Checking wat v1.202.0
[INFO] [stdout] warning: the item `InstrLocId` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:22:34
[INFO] [stdout]    |
[INFO] [stdout] 21 | use walrus::ir::*;
[INFO] [stdout]    |     ------------- the item `InstrLocId` is already imported here
[INFO] [stdout] 22 | use walrus::{ExportId, ImportId, InstrLocId, TypeId};
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "9dfcb2a7d53c9c6e65c6c9dcae6fde932c61ff3972d47335b4e860907ab1e69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dfcb2a7d53c9c6e65c6c9dcae6fde932c61ff3972d47335b4e860907ab1e69a", kill_on_drop: false }`
[INFO] [stdout] 9dfcb2a7d53c9c6e65c6c9dcae6fde932c61ff3972d47335b4e860907ab1e69a
[INFO] checking wasm-bindgen-anyref-xform-0.2.62 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate wasm-bindgen-anyref-xform 0.2.62 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate wasm-bindgen-anyref-xform 0.2.62 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-bindgen-anyref-xform 0.2.62
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wasm-bindgen-anyref-xform 0.2.62
[INFO] tweaked toml for crates.io crate wasm-bindgen-anyref-xform 0.2.62 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 34 packages
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding walrus v0.14.0 (latest: v0.20.3)
[INFO] [stderr]       Adding walrus-macro v0.14.0 (latest: v0.19.0)
[INFO] [stderr]       Adding wasmparser v0.42.1 (latest: v0.202.0)
[INFO] [stderr]       Adding wasmparser v0.121.2 (latest: v0.202.0)
[INFO] [stderr]       Adding wasmprinter v0.2.80 (latest: v0.202.0)
[INFO] [stderr]       Adding wast v3.0.4 (latest: v202.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea0a7fece2d73430d0a78563f52f346ca9f39c452d6f7278e8463156b428e799
[INFO] running `Command { std: "docker" "start" "-a" "ea0a7fece2d73430d0a78563f52f346ca9f39c452d6f7278e8463156b428e799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea0a7fece2d73430d0a78563f52f346ca9f39c452d6f7278e8463156b428e799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0a7fece2d73430d0a78563f52f346ca9f39c452d6f7278e8463156b428e799", kill_on_drop: false }`
[INFO] [stdout] ea0a7fece2d73430d0a78563f52f346ca9f39c452d6f7278e8463156b428e799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfe585291b3abdac44240982b5ec6486b5af51cfd74719ad73adc334e4832eaf
[INFO] running `Command { std: "docker" "start" "-a" "dfe585291b3abdac44240982b5ec6486b5af51cfd74719ad73adc334e4832eaf", kill_on_drop: false }`
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]     Checking wasmparser v0.42.1
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]     Checking bumpalo v3.15.4
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking wasm-encoder v0.202.0
[INFO] [stderr]     Checking wast v3.0.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking wasmparser v0.121.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling walrus-macro v0.14.0
[INFO] [stderr]     Checking wast v202.0.0
[INFO] [stderr]     Checking walrus v0.14.0
[INFO] [stderr]     Checking wasm-bindgen-anyref-xform v0.2.62 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `InstrLocId` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:22:34
[INFO] [stdout]    |
[INFO] [stdout] 21 | use walrus::ir::*;
[INFO] [stdout]    |     ------------- the item `InstrLocId` is already imported here
[INFO] [stdout] 22 | use walrus::{ExportId, ImportId, InstrLocId, TypeId};
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wasmprinter v0.2.80
[INFO] [stderr]     Checking wat v1.202.0
[INFO] [stdout] warning: the item `InstrLocId` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:22:34
[INFO] [stdout]    |
[INFO] [stdout] 21 | use walrus::ir::*;
[INFO] [stdout]    |     ------------- the item `InstrLocId` is already imported here
[INFO] [stdout] 22 | use walrus::{ExportId, ImportId, InstrLocId, TypeId};
[INFO] [stdout]    |                                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "dfe585291b3abdac44240982b5ec6486b5af51cfd74719ad73adc334e4832eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe585291b3abdac44240982b5ec6486b5af51cfd74719ad73adc334e4832eaf", kill_on_drop: false }`
[INFO] [stdout] dfe585291b3abdac44240982b5ec6486b5af51cfd74719ad73adc334e4832eaf