[INFO] cloning repository https://github.com/pigeon-project/octopus-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pigeon-project/octopus-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpigeon-project%2Foctopus-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpigeon-project%2Foctopus-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34be8050a6a26a54292f206bdfb4c774692f871f
[INFO] checking pigeon-project/octopus-rs against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpigeon-project%2Foctopus-rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pigeon-project/octopus-rs on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pigeon-project/octopus-rs
[INFO] finished tweaking git repo https://github.com/pigeon-project/octopus-rs
[INFO] tweaked toml for git repo https://github.com/pigeon-project/octopus-rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pigeon-project/octopus-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bccc08dc5ac8f14c9c74a14fc8153d92c051c2729cc77df8099e02857ce56bf
[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" "0bccc08dc5ac8f14c9c74a14fc8153d92c051c2729cc77df8099e02857ce56bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bccc08dc5ac8f14c9c74a14fc8153d92c051c2729cc77df8099e02857ce56bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bccc08dc5ac8f14c9c74a14fc8153d92c051c2729cc77df8099e02857ce56bf", kill_on_drop: false }`
[INFO] [stdout] 0bccc08dc5ac8f14c9c74a14fc8153d92c051c2729cc77df8099e02857ce56bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] 7a89e217ac54dc4f53d46c9fc28f0df3a29d7aca21bfa5ab368f34eeb9a12c4f
[INFO] running `Command { std: "docker" "start" "-a" "7a89e217ac54dc4f53d46c9fc28f0df3a29d7aca21bfa5ab368f34eeb9a12c4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking lang v0.1.0 (/opt/rustwide/workdir/lang)
[INFO] [stdout] warning: unused import: `pest::Parser`
[INFO] [stdout]  --> lang/src/parser/ast.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use pest::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::utils`
[INFO] [stdout]  --> lang/src/parser/ast.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::utils;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::utils::ParserError`
[INFO] [stdout]  --> lang/src/parser/parser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::parser::utils::ParserError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pest::error::Error`
[INFO] [stdout]  --> lang/src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use pest::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::ast::*`
[INFO] [stdout]   --> lang/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use parser::ast::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::parser::*`
[INFO] [stdout]   --> lang/src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use parser::parser::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking octopus-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.95s
[INFO] running `Command { std: "docker" "inspect" "7a89e217ac54dc4f53d46c9fc28f0df3a29d7aca21bfa5ab368f34eeb9a12c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a89e217ac54dc4f53d46c9fc28f0df3a29d7aca21bfa5ab368f34eeb9a12c4f", kill_on_drop: false }`
[INFO] [stdout] 7a89e217ac54dc4f53d46c9fc28f0df3a29d7aca21bfa5ab368f34eeb9a12c4f