[INFO] fetching crate column_store 0.1.0...
[INFO] checking column_store-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate column_store 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate column_store 0.1.0
[INFO] finished tweaking crates.io crate column_store 0.1.0
[INFO] tweaked toml for crates.io crate column_store 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate column_store 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] effa337f94f48a487824ee8da1a7ed854410c7b5b8804e3b57cee3065cbfb6d4
[INFO] running `Command { std: "docker" "start" "-a" "effa337f94f48a487824ee8da1a7ed854410c7b5b8804e3b57cee3065cbfb6d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "effa337f94f48a487824ee8da1a7ed854410c7b5b8804e3b57cee3065cbfb6d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "effa337f94f48a487824ee8da1a7ed854410c7b5b8804e3b57cee3065cbfb6d4", kill_on_drop: false }`
[INFO] [stdout] effa337f94f48a487824ee8da1a7ed854410c7b5b8804e3b57cee3065cbfb6d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f0a8b5cc3e33dade52cb64af613a7eeb1bdaf8f1ab18ab7cdb836ec38a31a52
[INFO] running `Command { std: "docker" "start" "-a" "2f0a8b5cc3e33dade52cb64af613a7eeb1bdaf8f1ab18ab7cdb836ec38a31a52", kill_on_drop: false }`
[INFO] [stderr]    Compiling column_store_proc_macros v0.1.0
[INFO] [stderr]     Checking column_store v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[macro_use]` only has an effect on `extern crate` and modules
[INFO] [stdout]  --> tests/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mod.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 |   let mut tbl_dir = temp_dir();
[INFO] [stdout]    |       ----^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/mod.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 |   let mut tbl_dir = temp_dir();
[INFO] [stdout]    |       ----^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExampleRow` is never constructed
[INFO] [stdout]  --> tests/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct ExampleRow {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "2f0a8b5cc3e33dade52cb64af613a7eeb1bdaf8f1ab18ab7cdb836ec38a31a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0a8b5cc3e33dade52cb64af613a7eeb1bdaf8f1ab18ab7cdb836ec38a31a52", kill_on_drop: false }`
[INFO] [stdout] 2f0a8b5cc3e33dade52cb64af613a7eeb1bdaf8f1ab18ab7cdb836ec38a31a52