[INFO] crate skip 0.0.0 is already in cache
[INFO] testing skip-0.0.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate skip 0.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate skip 0.0.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skip 0.0.0
[INFO] finished tweaking crates.io crate skip 0.0.0
[INFO] tweaked toml for crates.io crate skip 0.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4df0ca91e3266aa9760c85ad2ad4d1ccfeb5ce0ca5d7319fa3d3625ee3466730
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4df0ca91e3266aa9760c85ad2ad4d1ccfeb5ce0ca5d7319fa3d3625ee3466730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4df0ca91e3266aa9760c85ad2ad4d1ccfeb5ce0ca5d7319fa3d3625ee3466730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df0ca91e3266aa9760c85ad2ad4d1ccfeb5ce0ca5d7319fa3d3625ee3466730", kill_on_drop: false }`
[INFO] [stdout] 4df0ca91e3266aa9760c85ad2ad4d1ccfeb5ce0ca5d7319fa3d3625ee3466730
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe17366c217aedfd357ea874205cb857dac57993b7797de99e787f8557f7044
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cfe17366c217aedfd357ea874205cb857dac57993b7797de99e787f8557f7044", kill_on_drop: false }`
[INFO] [stderr]    Compiling skip v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::boxed::Box::<T>::into_raw_non_null': use `Box::leak(b).into()` or `NonNull::from(Box::leak(b))` instead
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let new_node_ptr = Box::into_raw_non_null(new_node);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "cfe17366c217aedfd357ea874205cb857dac57993b7797de99e787f8557f7044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe17366c217aedfd357ea874205cb857dac57993b7797de99e787f8557f7044", kill_on_drop: false }`
[INFO] [stdout] cfe17366c217aedfd357ea874205cb857dac57993b7797de99e787f8557f7044
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc424f19978ba7e9b3f08e11001da278446a6733eba5772c32b997df8da51e06
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc424f19978ba7e9b3f08e11001da278446a6733eba5772c32b997df8da51e06", kill_on_drop: false }`
[INFO] [stderr]    Compiling skip v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::boxed::Box::<T>::into_raw_non_null': use `Box::leak(b).into()` or `NonNull::from(Box::leak(b))` instead
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let new_node_ptr = Box::into_raw_non_null(new_node);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::boxed::Box::<T>::into_raw_non_null': use `Box::leak(b).into()` or `NonNull::from(Box::leak(b))` instead
[INFO] [stdout]   --> src/lib.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let new_node_ptr = Box::into_raw_non_null(new_node);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "fc424f19978ba7e9b3f08e11001da278446a6733eba5772c32b997df8da51e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc424f19978ba7e9b3f08e11001da278446a6733eba5772c32b997df8da51e06", kill_on_drop: false }`
[INFO] [stdout] fc424f19978ba7e9b3f08e11001da278446a6733eba5772c32b997df8da51e06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 418ac83bef9376fe909f171a2fa104083b391e82d42c330deaa49f84c73870c7
[INFO] running `Command { std: "docker" "start" "-a" "418ac83bef9376fe909f171a2fa104083b391e82d42c330deaa49f84c73870c7", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::boxed::Box::<T>::into_raw_non_null': use `Box::leak(b).into()` or `NonNull::from(Box::leak(b))` instead
[INFO] [stderr]   --> src/lib.rs:86:28
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let new_node_ptr = Box::into_raw_non_null(new_node);
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::boxed::Box::<T>::into_raw_non_null': use `Box::leak(b).into()` or `NonNull::from(Box::leak(b))` instead
[INFO] [stderr]   --> src/lib.rs:86:28
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let new_node_ptr = Box::into_raw_non_null(new_node);
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/skip-d750781cec7c3a58
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test skip_map_insert_test ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/skip-d750781cec7c3a58` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "418ac83bef9376fe909f171a2fa104083b391e82d42c330deaa49f84c73870c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "418ac83bef9376fe909f171a2fa104083b391e82d42c330deaa49f84c73870c7", kill_on_drop: false }`
[INFO] [stdout] 418ac83bef9376fe909f171a2fa104083b391e82d42c330deaa49f84c73870c7