[INFO] cloning repository https://github.com/ChristianVisintin/studying-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChristianVisintin/studying-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristianVisintin%2Fstudying-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristianVisintin%2Fstudying-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a8d4bf2d168261af97fe4368bfdf641e413a60f5 [INFO] checking ChristianVisintin/studying-rust against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChristianVisintin%2Fstudying-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ChristianVisintin/studying-rust on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ChristianVisintin/studying-rust [INFO] finished tweaking git repo https://github.com/ChristianVisintin/studying-rust [INFO] tweaked toml for git repo https://github.com/ChristianVisintin/studying-rust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/ChristianVisintin/studying-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6986c1ea27d9b1ac407842b6b8f3d7a51192b2340a283521ac85d579990237d0 [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" "6986c1ea27d9b1ac407842b6b8f3d7a51192b2340a283521ac85d579990237d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6986c1ea27d9b1ac407842b6b8f3d7a51192b2340a283521ac85d579990237d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6986c1ea27d9b1ac407842b6b8f3d7a51192b2340a283521ac85d579990237d0", kill_on_drop: false }` [INFO] [stdout] 6986c1ea27d9b1ac407842b6b8f3d7a51192b2340a283521ac85d579990237d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 877112ba974560eecbc0e1de752c7591c10ec20b259d1c7a8c92552405c97f13 [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" "877112ba974560eecbc0e1de752c7591c10ec20b259d1c7a8c92552405c97f13", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Checking myfirstmodule v0.1.0 (/opt/rustwide/workdir/myfirstmodule) [INFO] [stderr] Checking tests v0.1.0 (/opt/rustwide/workdir/tests) [INFO] [stderr] Checking control-flow v0.1.0 (/opt/rustwide/workdir/control-flow) [INFO] [stderr] Checking hello-rust v0.1.0 (/opt/rustwide/workdir/hello-rust) [INFO] [stderr] Checking structs v0.1.0 (/opt/rustwide/workdir/structs) [INFO] [stderr] Checking errors v0.1.0 (/opt/rustwide/workdir/errors) [INFO] [stderr] Checking datatypes v0.1.0 (/opt/rustwide/workdir/datatypes) [INFO] [stderr] Checking ownership v0.1.0 (/opt/rustwide/workdir/ownership) [INFO] [stderr] Checking multi-threading v0.1.0 (/opt/rustwide/workdir/multi-threading) [INFO] [stderr] Checking generics v0.1.0 (/opt/rustwide/workdir/generics) [INFO] [stderr] Checking collections v0.1.0 (/opt/rustwide/workdir/collections) [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stdout] warning: unused import: `tests::utils` [INFO] [stdout] --> tests/tests/integration_test.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tests::utils; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> minigrep/src/lib.rs:33:24 [INFO] [stdout] | [INFO] [stdout] 33 | panic!(err); [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 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 33 | panic!("{}", err); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 33 | std::panic::panic_any(err); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> minigrep/src/lib.rs:50:24 [INFO] [stdout] | [INFO] [stdout] 50 | panic!(err); [INFO] [stdout] | ^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 50 | panic!("{}", err); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 50 | std::panic::panic_any(err); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> minigrep/src/lib.rs:67:24 [INFO] [stdout] | [INFO] [stdout] 67 | panic!(err); [INFO] [stdout] | ^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 67 | panic!("{}", err); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 67 | std::panic::panic_any(err); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking functionalfeatures v0.1.0 (/opt/rustwide/workdir/functionalfeatures) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.10s [INFO] running `Command { std: "docker" "inspect" "877112ba974560eecbc0e1de752c7591c10ec20b259d1c7a8c92552405c97f13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "877112ba974560eecbc0e1de752c7591c10ec20b259d1c7a8c92552405c97f13", kill_on_drop: false }` [INFO] [stdout] 877112ba974560eecbc0e1de752c7591c10ec20b259d1c7a8c92552405c97f13