[INFO] cloning repository https://github.com/arjaz/rust-virtual-memory
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arjaz/rust-virtual-memory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjaz%2Frust-virtual-memory", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjaz%2Frust-virtual-memory'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02afa1df52d7892830841b99345fd33f57e81eb9
[INFO] checking arjaz/rust-virtual-memory against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farjaz%2Frust-virtual-memory" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arjaz/rust-virtual-memory on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arjaz/rust-virtual-memory
[INFO] finished tweaking git repo https://github.com/arjaz/rust-virtual-memory
[INFO] tweaked toml for git repo https://github.com/arjaz/rust-virtual-memory written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/arjaz/rust-virtual-memory already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4477df05a58a98520108dbe761e153cd5f356bed1016eda5d29eb8ba8bae1df
[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" "d4477df05a58a98520108dbe761e153cd5f356bed1016eda5d29eb8ba8bae1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4477df05a58a98520108dbe761e153cd5f356bed1016eda5d29eb8ba8bae1df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4477df05a58a98520108dbe761e153cd5f356bed1016eda5d29eb8ba8bae1df", kill_on_drop: false }`
[INFO] [stdout] d4477df05a58a98520108dbe761e153cd5f356bed1016eda5d29eb8ba8bae1df
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd0905489ce99ca04f96bf4b511e9e34a18ee26430ab65f1de1e54b17be87e36
[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" "dd0905489ce99ca04f96bf4b511e9e34a18ee26430ab65f1de1e54b17be87e36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking virt-pages v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/pages.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 | /                 format!(
[INFO] [stdout] 194 | |                     "Virtual memory doesn't contain that page[{:#010x}]",
[INFO] [stdout] 195 | |                     address
[INFO] [stdout] 196 | |                 )
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 
[INFO] [stdout] 194 |                     "Virtual memory doesn't contain that page[{:#010x}]",
[INFO] [stdout] 195 |                     address
[INFO] [stdout] 196 |                 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/pages.rs:193:17
[INFO] [stdout]     |
[INFO] [stdout] 193 | /                 format!(
[INFO] [stdout] 194 | |                     "Virtual memory doesn't contain that page[{:#010x}]",
[INFO] [stdout] 195 | |                     address
[INFO] [stdout] 196 | |                 )
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 193 |                 
[INFO] [stdout] 194 |                     "Virtual memory doesn't contain that page[{:#010x}]",
[INFO] [stdout] 195 |                     address
[INFO] [stdout] 196 |                 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd0905489ce99ca04f96bf4b511e9e34a18ee26430ab65f1de1e54b17be87e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0905489ce99ca04f96bf4b511e9e34a18ee26430ab65f1de1e54b17be87e36", kill_on_drop: false }`
[INFO] [stdout] dd0905489ce99ca04f96bf4b511e9e34a18ee26430ab65f1de1e54b17be87e36