[INFO] fetching crate plutonium 0.5.2... [INFO] testing plutonium-0.5.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate plutonium 0.5.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate plutonium 0.5.2 [INFO] finished tweaking crates.io crate plutonium 0.5.2 [INFO] tweaked toml for crates.io crate plutonium 0.5.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate plutonium 0.5.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding rand v0.7.3 (available: v0.10.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.117) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d81cba321a0c1e7ea9b6131e584708d2ed64c44627215432df83fbd52d40a04d [INFO] running `Command { std: "docker" "start" "-a" "d81cba321a0c1e7ea9b6131e584708d2ed64c44627215432df83fbd52d40a04d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d81cba321a0c1e7ea9b6131e584708d2ed64c44627215432df83fbd52d40a04d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d81cba321a0c1e7ea9b6131e584708d2ed64c44627215432df83fbd52d40a04d", kill_on_drop: false }` [INFO] [stdout] d81cba321a0c1e7ea9b6131e584708d2ed64c44627215432df83fbd52d40a04d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 17c82f84bf88467502ed261ed380d5a89c0079cce80ecee22f8d464b3976e8f1 [INFO] running `Command { std: "docker" "start" "-a" "17c82f84bf88467502ed261ed380d5a89c0079cce80ecee22f8d464b3976e8f1", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling plutonium v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.92s [INFO] running `Command { std: "docker" "inspect" "17c82f84bf88467502ed261ed380d5a89c0079cce80ecee22f8d464b3976e8f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17c82f84bf88467502ed261ed380d5a89c0079cce80ecee22f8d464b3976e8f1", kill_on_drop: false }` [INFO] [stdout] 17c82f84bf88467502ed261ed380d5a89c0079cce80ecee22f8d464b3976e8f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00a32b533731e056ef7757f97b27b8d48483e485cb0403f90da608410d0e6ccc [INFO] running `Command { std: "docker" "start" "-a" "00a32b533731e056ef7757f97b27b8d48483e485cb0403f90da608410d0e6ccc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.185 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling zerocopy v0.8.48 [INFO] [stderr] Compiling plutonium v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.97s [INFO] running `Command { std: "docker" "inspect" "00a32b533731e056ef7757f97b27b8d48483e485cb0403f90da608410d0e6ccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00a32b533731e056ef7757f97b27b8d48483e485cb0403f90da608410d0e6ccc", kill_on_drop: false }` [INFO] [stdout] 00a32b533731e056ef7757f97b27b8d48483e485cb0403f90da608410d0e6ccc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 68568622720d0efbf59bc2d9c2f2eb3e82a02dce73ec4eadcf014f54aef69f0a [INFO] running `Command { std: "docker" "start" "-a" "68568622720d0efbf59bc2d9c2f2eb3e82a02dce73ec4eadcf014f54aef69f0a", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/plutonium-d32472a8630c2ddb) [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] Doc-tests plutonium [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/lib.rs - (line 15) ... FAILED [INFO] [stdout] test src/lib.rs - unby (line 129) - compile ... ok [INFO] [stdout] test src/lib.rs - fallout (line 154) ... ok [INFO] [stdout] test src/lib.rs - safe (line 45) ... ok [INFO] [stdout] test src/lib.rs - fallout (line 169) ... ok [INFO] [stdout] test src/lib.rs - optimize (line 94) ... ok [INFO] [stdout] test src/lib.rs - fallout (line 184) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 15) stdout ---- [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | std::mem::transmute::(x) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] help: replace this with [INFO] [stdout] | [INFO] [stdout] 21 - std::mem::transmute::(x) [INFO] [stdout] 21 + f32::to_bits(x).cast_signed() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: dereferencing a null pointer [INFO] [stdout] --> src/lib.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | *std::ptr::null::(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(deref_nullptr)]` on by default [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 15) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "68568622720d0efbf59bc2d9c2f2eb3e82a02dce73ec4eadcf014f54aef69f0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68568622720d0efbf59bc2d9c2f2eb3e82a02dce73ec4eadcf014f54aef69f0a", kill_on_drop: false }` [INFO] [stdout] 68568622720d0efbf59bc2d9c2f2eb3e82a02dce73ec4eadcf014f54aef69f0a