[INFO] cloning repository https://github.com/kowaalczyk/instant [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kowaalczyk/instant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkowaalczyk%2Finstant", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkowaalczyk%2Finstant'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 95ae0bcb58ec829828e68bc8b09016514c6e08f5 [INFO] checking kowaalczyk/instant against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkowaalczyk%2Finstant" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kowaalczyk/instant on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kowaalczyk/instant [INFO] finished tweaking git repo https://github.com/kowaalczyk/instant [INFO] tweaked toml for git repo https://github.com/kowaalczyk/instant written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/kowaalczyk/instant already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded petgraph v0.4.13 [INFO] [stderr] Downloaded ena v0.13.1 [INFO] [stderr] Downloaded bit-set v0.5.1 [INFO] [stderr] Downloaded arrayref v0.3.5 [INFO] [stderr] Downloaded bit-vec v0.5.1 [INFO] [stderr] Downloaded ucd-util v0.1.5 [INFO] [stderr] Downloaded utf8-ranges v1.0.4 [INFO] [stderr] Downloaded itertools v0.8.0 [INFO] [stderr] Downloaded lalrpop v0.17.2 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded arrayvec v0.4.11 [INFO] [stderr] Downloaded bitflags v1.2.0 [INFO] [stderr] Downloaded diff v0.1.11 [INFO] [stderr] Downloaded fixedbitset v0.1.9 [INFO] [stderr] Downloaded backtrace v0.3.38 [INFO] [stderr] Downloaded aho-corasick v0.6.10 [INFO] [stderr] Downloaded redox_users v0.3.1 [INFO] [stderr] Downloaded strsim v0.9.2 [INFO] [stderr] Downloaded rust-argon2 v0.5.1 [INFO] [stderr] Downloaded constant_time_eq v0.1.4 [INFO] [stderr] Downloaded blake2b_simd v0.5.8 [INFO] [stderr] Downloaded lalrpop-util v0.17.2 [INFO] [stderr] Downloaded ordermap v0.3.5 [INFO] [stderr] Downloaded string_cache v0.7.4 [INFO] [stderr] Downloaded proc-macro2 v1.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14f2df0a4a2dc0663d10157ccf4c61c9a622ad1379215e9110a712cf43b48e7f [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" "14f2df0a4a2dc0663d10157ccf4c61c9a622ad1379215e9110a712cf43b48e7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14f2df0a4a2dc0663d10157ccf4c61c9a622ad1379215e9110a712cf43b48e7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14f2df0a4a2dc0663d10157ccf4c61c9a622ad1379215e9110a712cf43b48e7f", kill_on_drop: false }` [INFO] [stdout] 14f2df0a4a2dc0663d10157ccf4c61c9a622ad1379215e9110a712cf43b48e7f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0e28aa3172ef23a5c2fe6b16fe30d23a4078107e2c9c0e11cd0ad1b601c967d [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" "f0e28aa3172ef23a5c2fe6b16fe30d23a4078107e2c9c0e11cd0ad1b601c967d", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking utf8-ranges v1.0.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling string_cache v0.7.4 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling instant-parser v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> parser/build.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | / lalrpop::Configuration::new() [INFO] [stdout] 5 | | .generate_in_source_tree() [INFO] [stdout] 6 | | .process(); [INFO] [stdout] | |___________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2855:5 [INFO] [stdout] | [INFO] [stdout] 2855 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2866:5 [INFO] [stdout] | [INFO] [stdout] 2866 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2892:5 [INFO] [stdout] | [INFO] [stdout] 2892 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2950:5 [INFO] [stdout] | [INFO] [stdout] 2950 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2980:5 [INFO] [stdout] | [INFO] [stdout] 2980 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:3029:5 [INFO] [stdout] | [INFO] [stdout] 3029 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:3064:5 [INFO] [stdout] | [INFO] [stdout] 3064 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:3163:5 [INFO] [stdout] | [INFO] [stdout] 3163 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2855:5 [INFO] [stdout] | [INFO] [stdout] 2855 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2866:5 [INFO] [stdout] | [INFO] [stdout] 2866 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2892:5 [INFO] [stdout] | [INFO] [stdout] 2892 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2950:5 [INFO] [stdout] | [INFO] [stdout] 2950 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:2980:5 [INFO] [stdout] | [INFO] [stdout] 2980 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:3029:5 [INFO] [stdout] | [INFO] [stdout] 3029 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:3064:5 [INFO] [stdout] | [INFO] [stdout] 3064 | (e) [INFO] [stdout] | ^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> parser/src/instant.rs:3163:5 [INFO] [stdout] | [INFO] [stdout] 3163 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking instant-compiler v0.1.0 (/opt/rustwide/workdir/compiler) [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> compiler/src/jasmin.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 33 | 0..=5 => format!("iconst_{}", val), [INFO] [stdout] | ----- this range overlaps on `5_i32`... [INFO] [stdout] 34 | 5..=127 => format!("bipush {}", val), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(overlapping_range_endpoints)]` on by default [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking instant v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple patterns overlap on their endpoints [INFO] [stdout] --> compiler/src/jasmin.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 33 | 0..=5 => format!("iconst_{}", val), [INFO] [stdout] | ----- this range overlaps on `5_i32`... [INFO] [stdout] 34 | 5..=127 => format!("bipush {}", val), [INFO] [stdout] | ^^^^^^^ ... with this range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(overlapping_range_endpoints)]` on by default [INFO] [stdout] = note: you likely meant to write mutually exclusive ranges [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 10s [INFO] running `Command { std: "docker" "inspect" "f0e28aa3172ef23a5c2fe6b16fe30d23a4078107e2c9c0e11cd0ad1b601c967d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0e28aa3172ef23a5c2fe6b16fe30d23a4078107e2c9c0e11cd0ad1b601c967d", kill_on_drop: false }` [INFO] [stdout] f0e28aa3172ef23a5c2fe6b16fe30d23a4078107e2c9c0e11cd0ad1b601c967d