[INFO] cloning repository https://github.com/sefutsu/mini-C-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sefutsu/mini-C-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsefutsu%2Fmini-C-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsefutsu%2Fmini-C-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6432942c83a68ea49e888e9cb17e5fb3e31e7b93 [INFO] building sefutsu/mini-C-compiler against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsefutsu%2Fmini-C-compiler" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sefutsu/mini-C-compiler on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sefutsu/mini-C-compiler [INFO] finished tweaking git repo https://github.com/sefutsu/mini-C-compiler [INFO] tweaked toml for git repo https://github.com/sefutsu/mini-C-compiler written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sefutsu/mini-C-compiler 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lalrpop-util v0.19.5 [INFO] [stderr] Downloaded pico-args v0.4.0 [INFO] [stderr] Downloaded lalrpop v0.19.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 114fe4144f6da6a4dcb0f0e6177705ab04b1c8aa5913365cd14b957460986472 [INFO] running `Command { std: "docker" "start" "-a" "114fe4144f6da6a4dcb0f0e6177705ab04b1c8aa5913365cd14b957460986472", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "114fe4144f6da6a4dcb0f0e6177705ab04b1c8aa5913365cd14b957460986472", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "114fe4144f6da6a4dcb0f0e6177705ab04b1c8aa5913365cd14b957460986472", kill_on_drop: false }` [INFO] [stdout] 114fe4144f6da6a4dcb0f0e6177705ab04b1c8aa5913365cd14b957460986472 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f5e19bdfacf58827dc73a9063af5a14642e908fe46b29633ec828f43843fd240 [INFO] running `Command { std: "docker" "start" "-a" "f5e19bdfacf58827dc73a9063af5a14642e908fe46b29633ec828f43843fd240", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling once_cell v1.7.2 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling regex-syntax v0.6.22 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling pico-args v0.4.0 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling string_cache v0.8.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling aho-corasick v0.7.15 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling regex v1.4.3 [INFO] [stderr] Compiling lalrpop-util v0.19.5 [INFO] [stderr] Compiling lalrpop v0.19.5 [INFO] [stderr] Compiling mini_c_compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:6:23 [INFO] [stdout] | [INFO] [stdout] 6 | format!("x.{}", COUNTER) [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | format!(".{}.{}", s, COUNTER) [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.48s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f5e19bdfacf58827dc73a9063af5a14642e908fe46b29633ec828f43843fd240", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5e19bdfacf58827dc73a9063af5a14642e908fe46b29633ec828f43843fd240", kill_on_drop: false }` [INFO] [stdout] f5e19bdfacf58827dc73a9063af5a14642e908fe46b29633ec828f43843fd240 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] abdced399dd26217804b5ecae41b5c305319ec6d08957eb648f299d981946747 [INFO] running `Command { std: "docker" "start" "-a" "abdced399dd26217804b5ecae41b5c305319ec6d08957eb648f299d981946747", kill_on_drop: false }` [INFO] [stderr] Compiling mini_c_compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:6:23 [INFO] [stdout] | [INFO] [stdout] 6 | format!("x.{}", COUNTER) [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/util.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | format!(".{}.{}", s, COUNTER) [INFO] [stdout] | ^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.22s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "abdced399dd26217804b5ecae41b5c305319ec6d08957eb648f299d981946747", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abdced399dd26217804b5ecae41b5c305319ec6d08957eb648f299d981946747", kill_on_drop: false }` [INFO] [stdout] abdced399dd26217804b5ecae41b5c305319ec6d08957eb648f299d981946747