[INFO] cloning repository https://github.com/tdh8316/dsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tdh8316/dsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdh8316%2Fdsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdh8316%2Fdsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cb5e33be77ad6d7de71939b994ac7a8880a216f
[INFO] checking tdh8316/dsp against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftdh8316%2Fdsp" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tdh8316/dsp 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/tdh8316/dsp
[INFO] finished tweaking git repo https://github.com/tdh8316/dsp
[INFO] tweaked toml for git repo https://github.com/tdh8316/dsp written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tdh8316/dsp 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]     Updating git repository `https://github.com/TheDan64/inkwell`
[INFO] [stderr]     Updating git repository `https://github.com/clap-rs/clap`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-emoji-char v0.9.0
[INFO] [stderr]   Downloaded unic-ucd-ident v0.9.0
[INFO] [stderr]   Downloaded lz4-compression v0.7.0
[INFO] [stderr]   Downloaded llvm-sys v100.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 046e298e082b2aed524507d4cc8c47b5c06aa9663e5b1edbc49506decf75053f
[INFO] running `Command { std: "docker" "start" "-a" "046e298e082b2aed524507d4cc8c47b5c06aa9663e5b1edbc49506decf75053f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "046e298e082b2aed524507d4cc8c47b5c06aa9663e5b1edbc49506decf75053f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "046e298e082b2aed524507d4cc8c47b5c06aa9663e5b1edbc49506decf75053f", kill_on_drop: false }`
[INFO] [stdout] 046e298e082b2aed524507d4cc8c47b5c06aa9663e5b1edbc49506decf75053f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81deb137e390047832a25ecc32f416911f9c7d5a4716006314b030a035ffa67e
[INFO] running `Command { std: "docker" "start" "-a" "81deb137e390047832a25ecc32f416911f9c7d5a4716006314b030a035ffa67e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]     Checking unicode_names2 v0.4.0
[INFO] [stderr]     Checking lz4-compression v0.7.0
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=llvm10-0#79070d9f)
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking dsp_python_macros v0.1.0 (/opt/rustwide/workdir/python/macros)
[INFO] [stderr]     Checking dsp_python v0.1.0 (/opt/rustwide/workdir/python)
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking unic-emoji-char v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking clap v2.33.0 (https://github.com/clap-rs/clap?tag=v2.33.0#c50deae6)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling llvm-sys v100.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling inkwell_internals v0.2.0 (https://github.com/TheDan64/inkwell?branch=llvm10-0#79070d9f)
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]     Checking rustpython-bytecode v0.1.2 (https://github.com/RustPython/RustPython#a35408a0)
[INFO] [stderr]    Compiling rustpython-parser v0.1.2 (https://github.com/RustPython/RustPython#a35408a0)
[INFO] [stderr]     Checking rustpython-compiler v0.1.2 (https://github.com/RustPython/RustPython#a35408a0)
[INFO] [stderr]     Checking dsp_python_parser v0.1.0 (/opt/rustwide/workdir/python/parser)
[INFO] [stderr]     Checking dsp_compiler_value v0.1.0 (/opt/rustwide/workdir/compiler/value)
[INFO] [stderr]     Checking dsp_compiler_error v0.1.0 (/opt/rustwide/workdir/compiler/error)
[INFO] [stderr]     Checking dsp_compiler_mangler v0.1.0 (/opt/rustwide/workdir/compiler/mangler)
[INFO] [stderr]     Checking dsp_python_codegen v0.1.0 (/opt/rustwide/workdir/python/codegen)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> python/codegen/src/cgexpr.rs:386:22
[INFO] [stdout]     |
[INFO] [stdout] 386 |                     };
[INFO] [stdout]     |                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> python/codegen/src/cgexpr.rs:493:34
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   };
[INFO] [stdout]     |                        ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> python/codegen/src/cgexpr.rs:386:22
[INFO] [stdout]     |
[INFO] [stdout] 386 |                     };
[INFO] [stdout]     |                      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> python/codegen/src/cgexpr.rs:493:34
[INFO] [stdout]     |
[INFO] [stdout] 493 | ...                   };
[INFO] [stdout]     |                        ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dsp_compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stderr]     Checking dspython v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
[INFO] running `Command { std: "docker" "inspect" "81deb137e390047832a25ecc32f416911f9c7d5a4716006314b030a035ffa67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81deb137e390047832a25ecc32f416911f9c7d5a4716006314b030a035ffa67e", kill_on_drop: false }`
[INFO] [stdout] 81deb137e390047832a25ecc32f416911f9c7d5a4716006314b030a035ffa67e