[INFO] cloning repository https://github.com/rust-lang-nursery/polonius [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/polonius" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f2c0fcafdcd341486f7c2225824b26feb0d6b9ce [INFO] checking rust-lang-nursery/polonius against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rust-lang-nursery/polonius on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rust-lang-nursery/polonius [INFO] finished tweaking git repo https://github.com/rust-lang-nursery/polonius [INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/polonius written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/rust-lang-nursery/polonius already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded datafrog v2.0.1 [INFO] [stderr] Downloaded pico-args v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bb790f326c2085b093267710ae957ed3d4d821f3503e122a481067199ef09b4f [INFO] running `Command { std: "docker" "start" "-a" "bb790f326c2085b093267710ae957ed3d4d821f3503e122a481067199ef09b4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb790f326c2085b093267710ae957ed3d4d821f3503e122a481067199ef09b4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb790f326c2085b093267710ae957ed3d4d821f3503e122a481067199ef09b4f", kill_on_drop: false }` [INFO] [stdout] bb790f326c2085b093267710ae957ed3d4d821f3503e122a481067199ef09b4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d02ec4e841c33c81c99fe35883800bda72c2d7ef0e33b53eb51867252cfec545 [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" "d02ec4e841c33c81c99fe35883800bda72c2d7ef0e33b53eb51867252cfec545", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Checking datafrog v2.0.1 [INFO] [stderr] Checking pico-args v0.2.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Checking polonius-engine v0.12.1 (/opt/rustwide/workdir/polonius-engine) [INFO] [stdout] warning: field is never read: `potential_errors` [INFO] [stdout] --> polonius-engine/src/output/mod.rs:140:5 [INFO] [stdout] | [INFO] [stdout] 140 | potential_errors: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `potential_errors` [INFO] [stdout] --> polonius-engine/src/output/mod.rs:140:5 [INFO] [stdout] | [INFO] [stdout] 140 | potential_errors: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking polonius v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling polonius-parser v0.4.0 (/opt/rustwide/workdir/polonius-parser) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/test.rs:293:13 [INFO] [stdout] | [INFO] [stdout] 293 | format!("LocationInsensitive didn't find errors for '{}'", test_fn) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() 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] 293 | "LocationInsensitive didn't find errors for '{}'", test_fn [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/test.rs:299:13 [INFO] [stdout] | [INFO] [stdout] 299 | format!("Naive didn't find errors for '{}'", test_fn) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() 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] 299 | "Naive didn't find errors for '{}'", test_fn [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/test.rs:305:13 [INFO] [stdout] | [INFO] [stdout] 305 | format!("DatafrogOpt didn't find errors for '{}'", test_fn) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() 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] 305 | "DatafrogOpt didn't find errors for '{}'", test_fn [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 21s [INFO] running `Command { std: "docker" "inspect" "d02ec4e841c33c81c99fe35883800bda72c2d7ef0e33b53eb51867252cfec545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d02ec4e841c33c81c99fe35883800bda72c2d7ef0e33b53eb51867252cfec545", kill_on_drop: false }` [INFO] [stdout] d02ec4e841c33c81c99fe35883800bda72c2d7ef0e33b53eb51867252cfec545