[INFO] cloning repository https://github.com/ImVerbatim/sri-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ImVerbatim/sri-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImVerbatim%2Fsri-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImVerbatim%2Fsri-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 669961385f25c11f3e27c3e18f6bace93d45a186
[INFO] checking ImVerbatim/sri-lang against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImVerbatim%2Fsri-lang" "/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/ImVerbatim/sri-lang on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ImVerbatim/sri-lang
[INFO] finished tweaking git repo https://github.com/ImVerbatim/sri-lang
[INFO] tweaked toml for git repo https://github.com/ImVerbatim/sri-lang written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ImVerbatim/sri-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76436e5d95fa6cce578dbbbfc20a06bef0175a0f947e040239c223a5f840a3e2
[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" "76436e5d95fa6cce578dbbbfc20a06bef0175a0f947e040239c223a5f840a3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76436e5d95fa6cce578dbbbfc20a06bef0175a0f947e040239c223a5f840a3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76436e5d95fa6cce578dbbbfc20a06bef0175a0f947e040239c223a5f840a3e2", kill_on_drop: false }`
[INFO] [stdout] 76436e5d95fa6cce578dbbbfc20a06bef0175a0f947e040239c223a5f840a3e2
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad4de38100c96ac957d043334618d40f285ec14af219933ad6dbe75084a9b20d
[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" "ad4de38100c96ac957d043334618d40f285ec14af219933ad6dbe75084a9b20d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.83
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#c73d7fe3)
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling thread_local v1.1.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking anyhow v1.0.38
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling llvm-sys v100.2.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling inkwell_internals v0.2.0 (https://github.com/TheDan64/inkwell?branch=master#c73d7fe3)
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]     Checking sri-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `sum` should have an upper camel case name
[INFO] [stdout]  --> src/ast/operators.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     sum,
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sum`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sub` should have an upper camel case name
[INFO] [stdout]  --> src/ast/operators.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sub,
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sub`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sum` should have an upper camel case name
[INFO] [stdout]  --> src/ast/operators.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     sum,
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sum`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sub` should have an upper camel case name
[INFO] [stdout]  --> src/ast/operators.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     sub,
[INFO] [stdout]   |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sub`
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "ad4de38100c96ac957d043334618d40f285ec14af219933ad6dbe75084a9b20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4de38100c96ac957d043334618d40f285ec14af219933ad6dbe75084a9b20d", kill_on_drop: false }`
[INFO] [stdout] ad4de38100c96ac957d043334618d40f285ec14af219933ad6dbe75084a9b20d