[INFO] fetching crate primordial 0.3.0...
[INFO] testing primordial-0.3.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate primordial 0.3.0 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate primordial 0.3.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate primordial 0.3.0
[INFO] finished tweaking crates.io crate primordial 0.3.0
[INFO] tweaked toml for crates.io crate primordial 0.3.0 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const-default v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fd33502d48e0c7af83becd5cc291397213a450f142fed05d04d2c1ab308abcb
[INFO] running `Command { std: "docker" "start" "-a" "5fd33502d48e0c7af83becd5cc291397213a450f142fed05d04d2c1ab308abcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fd33502d48e0c7af83becd5cc291397213a450f142fed05d04d2c1ab308abcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd33502d48e0c7af83becd5cc291397213a450f142fed05d04d2c1ab308abcb", kill_on_drop: false }`
[INFO] [stdout] 5fd33502d48e0c7af83becd5cc291397213a450f142fed05d04d2c1ab308abcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e35c5b1a8b1993db7e223444a75f741280e4810d929734c7aa5841153b676c62
[INFO] running `Command { std: "docker" "start" "-a" "e35c5b1a8b1993db7e223444a75f741280e4810d929734c7aa5841153b676c62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling primordial v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "e35c5b1a8b1993db7e223444a75f741280e4810d929734c7aa5841153b676c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35c5b1a8b1993db7e223444a75f741280e4810d929734c7aa5841153b676c62", kill_on_drop: false }`
[INFO] [stdout] e35c5b1a8b1993db7e223444a75f741280e4810d929734c7aa5841153b676c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb175a01b008c0d0384663b36d05cd072607bb703c11b44fcc4ec024b2a95506
[INFO] running `Command { std: "docker" "start" "-a" "eb175a01b008c0d0384663b36d05cd072607bb703c11b44fcc4ec024b2a95506", kill_on_drop: false }`
[INFO] [stderr]    Compiling primordial v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 318 |         Register::<usize>::from(0u8);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:319:9
[INFO] [stdout]     |
[INFO] [stdout] 319 |         Register::<usize>::from(0u16);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:320:9
[INFO] [stdout]     |
[INFO] [stdout] 320 |         Register::<usize>::from(0u32);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |         Register::<usize>::from(0i8);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:322:9
[INFO] [stdout]     |
[INFO] [stdout] 322 |         Register::<usize>::from(0i16);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:323:9
[INFO] [stdout]     |
[INFO] [stdout] 323 |         Register::<usize>::from(0i32);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         Register::<u64>::from(0usize);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 326 |         Register::<u64>::from(0isize);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:331:9
[INFO] [stdout]     |
[INFO] [stdout] 331 |         <*const u8>::from(Register::<usize>::from(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:332:9
[INFO] [stdout]     |
[INFO] [stdout] 332 |         Register::<usize>::from(&0u8);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |         Register::<usize>::from(&0u8 as *const u8);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 335 |         <*mut u8>::from(Register::<usize>::from(0));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:336:9
[INFO] [stdout]     |
[INFO] [stdout] 336 |         Register::<usize>::from(&mut 0u8);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]    --> src/register.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |         Register::<usize>::from(&mut 0u8 as *mut u8);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "eb175a01b008c0d0384663b36d05cd072607bb703c11b44fcc4ec024b2a95506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb175a01b008c0d0384663b36d05cd072607bb703c11b44fcc4ec024b2a95506", kill_on_drop: false }`
[INFO] [stdout] eb175a01b008c0d0384663b36d05cd072607bb703c11b44fcc4ec024b2a95506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 39389e4bb8abb07ee84fa80f607ccc4efb972522510a47f16cb4d215f84249b4
[INFO] running `Command { std: "docker" "start" "-a" "39389e4bb8abb07ee84fa80f607ccc4efb972522510a47f16cb4d215f84249b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:318:9
[INFO] [stderr]     |
[INFO] [stderr] 318 |         Register::<usize>::from(0u8);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:319:9
[INFO] [stderr]     |
[INFO] [stderr] 319 |         Register::<usize>::from(0u16);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:320:9
[INFO] [stderr]     |
[INFO] [stderr] 320 |         Register::<usize>::from(0u32);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |         Register::<usize>::from(0i8);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:322:9
[INFO] [stderr]     |
[INFO] [stderr] 322 |         Register::<usize>::from(0i16);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:323:9
[INFO] [stderr]     |
[INFO] [stderr] 323 |         Register::<usize>::from(0i32);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |         Register::<u64>::from(0usize);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:326:9
[INFO] [stderr]     |
[INFO] [stderr] 326 |         Register::<u64>::from(0isize);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:331:9
[INFO] [stderr]     |
[INFO] [stderr] 331 |         <*const u8>::from(Register::<usize>::from(0));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |         Register::<usize>::from(&0u8);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:333:9
[INFO] [stderr]     |
[INFO] [stderr] 333 |         Register::<usize>::from(&0u8 as *const u8);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |         <*mut u8>::from(Register::<usize>::from(0));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:336:9
[INFO] [stderr]     |
[INFO] [stderr] 336 |         Register::<usize>::from(&mut 0u8);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]    --> src/register.rs:337:9
[INFO] [stderr]     |
[INFO] [stderr] 337 |         Register::<usize>::from(&mut 0u8 as *mut u8);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `primordial` (lib test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/primordial-6d363afb88407587)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test address::test::align ... ok
[INFO] [stdout] test address::test::print_pointer ... ok
[INFO] [stdout] test register::tests::integers ... ok
[INFO] [stdout] test register::tests::pointers ... ok
[INFO] [stdout] test register::tests::signed_from_register_usize ... ok
[INFO] [stdout] test register::tests::slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests primordial
[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] running `Command { std: "docker" "inspect" "39389e4bb8abb07ee84fa80f607ccc4efb972522510a47f16cb4d215f84249b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39389e4bb8abb07ee84fa80f607ccc4efb972522510a47f16cb4d215f84249b4", kill_on_drop: false }`
[INFO] [stdout] 39389e4bb8abb07ee84fa80f607ccc4efb972522510a47f16cb4d215f84249b4