[INFO] fetching crate alexcrichton-cranelift-object 0.53.0...
[INFO] checking alexcrichton-cranelift-object-0.53.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate alexcrichton-cranelift-object 0.53.0 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate alexcrichton-cranelift-object 0.53.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alexcrichton-cranelift-object 0.53.0
[INFO] finished tweaking crates.io crate alexcrichton-cranelift-object 0.53.0
[INFO] tweaked toml for crates.io crate alexcrichton-cranelift-object 0.53.0 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plain v0.2.3
[INFO] [stderr]   Downloaded scroll_derive v0.10.5
[INFO] [stderr]   Downloaded scroll v0.10.2
[INFO] [stderr]   Downloaded goblin v0.1.3
[INFO] [stderr]   Downloaded object v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4aab2ecdc79a78648a5f428dac228c7beff34b2d64e97997fe8dfec46f969233
[INFO] running `Command { std: "docker" "start" "-a" "4aab2ecdc79a78648a5f428dac228c7beff34b2d64e97997fe8dfec46f969233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aab2ecdc79a78648a5f428dac228c7beff34b2d64e97997fe8dfec46f969233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aab2ecdc79a78648a5f428dac228c7beff34b2d64e97997fe8dfec46f969233", kill_on_drop: false }`
[INFO] [stdout] 4aab2ecdc79a78648a5f428dac228c7beff34b2d64e97997fe8dfec46f969233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f275e00bcd365fa7ec4818cbb4d7ddd836c7903788d0f48aeb7879c34df4af72
[INFO] running `Command { std: "docker" "start" "-a" "f275e00bcd365fa7ec4818cbb4d7ddd836c7903788d0f48aeb7879c34df4af72", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen-shared v0.53.0
[INFO] [stderr]    Compiling alexcrichton-cranelift-entity v0.53.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling crc32fast v1.2.2
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking alexcrichton-cranelift-bforest v0.53.0
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen-meta v0.53.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]    Compiling alexcrichton-cranelift-codegen v0.53.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking object v0.17.0
[INFO] [stderr]     Checking alexcrichton-cranelift-module v0.53.0
[INFO] [stderr]     Checking alexcrichton-cranelift-object v0.53.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/backend.rs:465:5
[INFO] [stdout]     |
[INFO] [stdout] 465 |     size: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/backend.rs:465:5
[INFO] [stdout]     |
[INFO] [stdout] 465 |     size: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.05s
[INFO] running `Command { std: "docker" "inspect" "f275e00bcd365fa7ec4818cbb4d7ddd836c7903788d0f48aeb7879c34df4af72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f275e00bcd365fa7ec4818cbb4d7ddd836c7903788d0f48aeb7879c34df4af72", kill_on_drop: false }`
[INFO] [stdout] f275e00bcd365fa7ec4818cbb4d7ddd836c7903788d0f48aeb7879c34df4af72