[INFO] cloning repository https://github.com/eno1220/meltdown-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eno1220/meltdown-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feno1220%2Fmeltdown-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feno1220%2Fmeltdown-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd84226a9c2cc209c6cfda060a523962dba7b443
[INFO] checking eno1220/meltdown-rs against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feno1220%2Fmeltdown-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eno1220/meltdown-rs
[INFO] finished tweaking git repo https://github.com/eno1220/meltdown-rs
[INFO] tweaked toml for git repo https://github.com/eno1220/meltdown-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eno1220/meltdown-rs on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eno1220/meltdown-rs 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db3a9f7b08e5592b5083ea4a0cb3df34e88d077d9535309ef90d586a116bf13a
[INFO] running `Command { std: "docker" "start" "-a" "db3a9f7b08e5592b5083ea4a0cb3df34e88d077d9535309ef90d586a116bf13a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db3a9f7b08e5592b5083ea4a0cb3df34e88d077d9535309ef90d586a116bf13a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3a9f7b08e5592b5083ea4a0cb3df34e88d077d9535309ef90d586a116bf13a", kill_on_drop: false }`
[INFO] [stdout] db3a9f7b08e5592b5083ea4a0cb3df34e88d077d9535309ef90d586a116bf13a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc763f8b31d2b1c61a122ef2dad1d5864dc670fe471e6cffb6680a6527024ba4
[INFO] running `Command { std: "docker" "start" "-a" "cc763f8b31d2b1c61a122ef2dad1d5864dc670fe471e6cffb6680a6527024ba4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking rtm v1.0.0
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]     Checking page_size v0.5.0
[INFO] [stderr]     Checking meltdown-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the type `[u8; 32]` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:146:40
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let mut s: [u8; 32] = unsafe { MaybeUninit::uninit().assume_init() };
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `[u8; 32]` does not permit being left uninitialized
[INFO] [stdout]    --> src/main.rs:146:40
[INFO] [stdout]     |
[INFO] [stdout] 146 |         let mut s: [u8; 32] = unsafe { MaybeUninit::uninit().assume_init() };
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        this code causes undefined behavior when executed
[INFO] [stdout]     |                                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "cc763f8b31d2b1c61a122ef2dad1d5864dc670fe471e6cffb6680a6527024ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc763f8b31d2b1c61a122ef2dad1d5864dc670fe471e6cffb6680a6527024ba4", kill_on_drop: false }`
[INFO] [stdout] cc763f8b31d2b1c61a122ef2dad1d5864dc670fe471e6cffb6680a6527024ba4