[INFO] fetching crate matrix-guard 0.1.0...
[INFO] testing matrix-guard-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate matrix-guard 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate matrix-guard 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate matrix-guard 0.1.0
[INFO] tweaked toml for crates.io crate matrix-guard 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate matrix-guard 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 matrix-guard 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-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684
[INFO] running `Command { std: "docker" "start" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684", 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" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684" "/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" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684", 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" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-guard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.serde_json]
[INFO] [stderr]   |               ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: `matrix-guard` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684", 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" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684" "/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 matrix-guard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.serde_json]
[INFO] [stderr]   |               ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `matrix-guard` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684", 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" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]  --> Cargo.toml:8:15
[INFO] [stderr]   |
[INFO] [stderr] 8 | [dependencies.serde_json]
[INFO] [stderr]   |               ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] help: to still use for development builds, move to `dev-dependencies`
[INFO] [stderr] warning: `matrix-guard` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/matrix-guard/0b5c628d315d51cd/out/matrix_guard-0b5c628d315d51cd)
[INFO] [stderr]      Running tests/isolation.rs (/opt/rustwide/target/release/build/matrix-guard/65a8b774e571d724/out/isolation-65a8b774e571d724)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test c15_restart_budget_and_backoff_are_finite ... ok
[INFO] [stdout] test c11_cpu_loop_is_terminated ... ok
[INFO] [stdout] test c11_files_network_processes_environment_memory_are_restricted ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- c11_files_network_processes_environment_memory_are_restricted stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'c11_files_network_processes_environment_memory_are_restricted' (183) panicked at tests/isolation.rs:57:5:
[INFO] [stdout] sandbox failed: exit status: 1
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5ead649dba21 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5ead649f08aa - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5ead649e010c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5ead649b5c96 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5ead649d3159 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5ead6496af20 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5ead649d3312 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5ead649b5d42 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5ead649ae619 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5ead649b69ed - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5ead649f0fdc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5ead64957b60 - <isolation[ff2ed6cdbd716725]::c11_files_network_processes_environment_memory_are_restricted::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   12:     0x5ead6495e36b - 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:     0x5ead6496b545 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   14:     0x5ead64964e34 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   15:     0x5ead6496e5d2 - <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:     0x5ead649dad8f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x728d47c2ddfa - <unknown>
[INFO] [stdout]   18:     0x728d47cc13d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     c11_files_network_processes_environment_memory_are_restricted
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test isolation`
[INFO] running `Command { std: "docker" "inspect" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684", kill_on_drop: false }`
[INFO] [stdout] 89650342f773b3491ec2d3f513c697f77db731d52433224853f31d0dcf2ec684
