[INFO] fetching crate shared-data 0.0.2...
[INFO] checking shared-data-0.0.2 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate shared-data 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate shared-data 0.0.2 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared-data 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate shared-data 0.0.2
[INFO] tweaked toml for crates.io crate shared-data 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate shared-data 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded theban_interval_tree v0.7.1
[INFO] [stderr]   Downloaded no-panic v0.1.12
[INFO] [stderr]   Downloaded memrange v0.1.3
[INFO] [stderr]   Downloaded ipc-channel v0.12.2
[INFO] [stderr]   Downloaded shared_memory v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04eadcbfc80dcfe3a1728ac289660468d1109f16804a100508e3a5a97dd7e1bd
[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" "04eadcbfc80dcfe3a1728ac289660468d1109f16804a100508e3a5a97dd7e1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04eadcbfc80dcfe3a1728ac289660468d1109f16804a100508e3a5a97dd7e1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04eadcbfc80dcfe3a1728ac289660468d1109f16804a100508e3a5a97dd7e1bd", kill_on_drop: false }`
[INFO] [stdout] 04eadcbfc80dcfe3a1728ac289660468d1109f16804a100508e3a5a97dd7e1bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 3f714aab8292d523b4070c31f4c9e4fdda8ede75285157bc6d9e765c7a8042e6
[INFO] running `Command { std: "docker" "start" "-a" "3f714aab8292d523b4070c31f4c9e4fdda8ede75285157bc6d9e765c7a8042e6", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking memrange v0.1.3
[INFO] [stderr]     Checking theban_interval_tree v0.7.1
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking shared_memory v0.8.2
[INFO] [stderr]     Checking shared-data v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/shared_rc.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | /             mem::replace(
[INFO] [stdout] 92 | |                 &mut self.0,
[INFO] [stdout] 93 | |                 ManuallyDrop::new(SharedBox::unchecked_from_address(SharedAddressRange::null())),
[INFO] [stdout] 94 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/shared_rc.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | /             mem::replace(
[INFO] [stdout] 92 | |                 &mut self.0,
[INFO] [stdout] 93 | |                 ManuallyDrop::new(SharedBox::unchecked_from_address(SharedAddressRange::null())),
[INFO] [stdout] 94 | |             );
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.22s
[INFO] running `Command { std: "docker" "inspect" "3f714aab8292d523b4070c31f4c9e4fdda8ede75285157bc6d9e765c7a8042e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f714aab8292d523b4070c31f4c9e4fdda8ede75285157bc6d9e765c7a8042e6", kill_on_drop: false }`
[INFO] [stdout] 3f714aab8292d523b4070c31f4c9e4fdda8ede75285157bc6d9e765c7a8042e6