[INFO] fetching crate grey-knights 0.1.0...
[INFO] testing grey-knights-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate grey-knights 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate grey-knights 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate grey-knights 0.1.0
[INFO] tweaked toml for crates.io crate grey-knights 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate grey-knights 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate grey-knights 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d
[INFO] running `Command { std: "docker" "start" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling rustc-hash v2.1.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling shell-words v1.1.1
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling rb-sys-env v0.2.3
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling magnus v0.8.2
[INFO] [stderr]    Compiling magnus-macros v0.8.0
[INFO] [stderr]    Compiling rb-sys-build v0.9.130
[INFO] [stderr]    Compiling rb-sys v0.9.130
[INFO] [stderr]    Compiling grey-knights v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 24.99s
[INFO] running `Command { std: "docker" "inspect" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling magnus v0.8.2
[INFO] [stderr]    Compiling rb-sys v0.9.130
[INFO] [stderr]    Compiling grey-knights v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Value`, `embed::init`, and `eval`
[INFO] [stdout]  --> tests/memory_view.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | use magnus::{Value, embed::init, eval};
[INFO] [stdout]   |              ^^^^^  ^^^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INIT` is never used
[INFO] [stdout]  --> tests/helper.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | static INIT: Once = Once::new();
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init_ruby` is never used
[INFO] [stdout]  --> tests/helper.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub(crate) fn init_ruby() -> Ruby {
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_pointer` is never used
[INFO] [stdout]   --> tests/helper.rs:14:15
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) fn generate_pointer(ruby: &Ruby) -> Value {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ruby`
[INFO] [stdout]   --> tests/memory_view.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn test_prepare_item_desc(ruby: &Ruby) {
[INFO] [stdout]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_ruby`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: static `INIT` is never used
[INFO] [stderr]  --> tests/helper.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | static INIT: Once = Once::new();
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `init_ruby` is never used
[INFO] [stderr]  --> tests/helper.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub(crate) fn init_ruby() -> Ruby {
[INFO] [stderr]   |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_pointer` is never used
[INFO] [stderr]   --> tests/helper.rs:14:15
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub(crate) fn generate_pointer(ruby: &Ruby) -> Value {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `grey-knights` (test "helper") generated 3 warnings
[INFO] [stderr] warning: unused imports: `Value`, `embed::init`, and `eval`
[INFO] [stderr]  --> tests/memory_view.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | use magnus::{Value, embed::init, eval};
[INFO] [stderr]   |              ^^^^^  ^^^^^^^^^^^  ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ruby`
[INFO] [stderr]   --> tests/memory_view.rs:38:27
[INFO] [stderr]    |
[INFO] [stderr] 38 | fn test_prepare_item_desc(ruby: &Ruby) {
[INFO] [stderr]    |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_ruby`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `grey-knights` (test "memory_view") generated 2 warnings (run `cargo fix --test "memory_view" -p grey-knights` to apply 2 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/grey-knights/40bc965e06299b22/out/grey_knights-40bc965e06299b22)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/helper.rs (/opt/rustwide/target/release/build/grey-knights/f14c81e96dfd266b/out/helper-f14c81e96dfd266b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/memory_view.rs (/opt/rustwide/target/release/build/grey-knights/6004896f06a1863c/out/memory_view-6004896f06a1863c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_all ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test_all stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'test_all' (1343) panicked at tests/memory_view.rs:35:5:
[INFO] [stdout] 
[INFO] [stdout] !is_readonly
[INFO] [stdout] ||
[INFO] [stdout] |true
[INFO] [stdout] false
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x65360e889ee1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x65360e89e00a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x65360e88e0fc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x65360e866346 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x65360e882579 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x65360e81cab0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x65360e882732 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x65360e8663f2 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x65360e85f109 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x65360e866ffd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x65360e89e76c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x65360e80fd63 - <memory_view[e49b398417444ec7]::test_all::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   12:     0x65360e80fefb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   13:     0x65360e81d0d5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   14:     0x65360e8169c4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   15:     0x65360e820162 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   16:     0x65360e88973f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x7e9f74d6bdfa - <unknown>
[INFO] [stdout]   18:     0x7e9f74dff3d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test_all
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test memory_view`
[INFO] running `Command { std: "docker" "inspect" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d", kill_on_drop: false }`
[INFO] [stdout] a9c2eeb2b7a107a10ce6532c74c430c1cd936cfa8e34465c599de86f42ae8d6d
