[INFO] cloning repository https://github.com/MJohnson459/rustsmallpt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MJohnson459/rustsmallpt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMJohnson459%2Frustsmallpt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMJohnson459%2Frustsmallpt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9d15693471cd2132e84f6babf943bf57435f36b
[INFO] checking MJohnson459/rustsmallpt/c9d15693471cd2132e84f6babf943bf57435f36b against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMJohnson459%2Frustsmallpt" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MJohnson459/rustsmallpt on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MJohnson459/rustsmallpt
[INFO] finished tweaking git repo https://github.com/MJohnson459/rustsmallpt
[INFO] tweaked toml for git repo https://github.com/MJohnson459/rustsmallpt written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MJohnson459/rustsmallpt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.4.6
[INFO] [stderr]   Downloaded lazy_static v1.0.1
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded thread_local v0.3.5
[INFO] [stderr]   Downloaded docopt v1.0.0
[INFO] [stderr]   Downloaded aho-corasick v0.6.5
[INFO] [stderr]   Downloaded serde v1.0.68
[INFO] [stderr]   Downloaded serde_derive v1.0.68
[INFO] [stderr]   Downloaded gif v0.10.0
[INFO] [stderr]   Downloaded deflate v0.7.18
[INFO] [stderr]   Downloaded rand v0.5.3
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.1
[INFO] [stderr]   Downloaded regex v1.0.1
[INFO] [stderr]   Downloaded rayon v1.0.1
[INFO] [stderr]   Downloaded num-derive v0.2.2
[INFO] [stderr]   Downloaded inflate v0.4.3
[INFO] [stderr]   Downloaded quote v0.6.3
[INFO] [stderr]   Downloaded syn v0.14.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4e6cf235bab12bec48b3a8a6d34683da7fce5c3360b88ac9f89766b0a93e931
[INFO] running `Command { std: "docker" "start" "-a" "e4e6cf235bab12bec48b3a8a6d34683da7fce5c3360b88ac9f89766b0a93e931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4e6cf235bab12bec48b3a8a6d34683da7fce5c3360b88ac9f89766b0a93e931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e6cf235bab12bec48b3a8a6d34683da7fce5c3360b88ac9f89766b0a93e931", kill_on_drop: false }`
[INFO] [stdout] e4e6cf235bab12bec48b3a8a6d34683da7fce5c3360b88ac9f89766b0a93e931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bf3521a1c245d156642a3ef0a2495a0e2394ebf1a4281e82b4648473b7f0608
[INFO] running `Command { std: "docker" "start" "-a" "9bf3521a1c245d156642a3ef0a2495a0e2394ebf1a4281e82b4648473b7f0608", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.14.3
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.6.5
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.68
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking docopt v1.0.0
[INFO] [stderr]     Checking smallpt v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `flag_help` and `flag_version` are never read
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     flag_help: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 49 |     flag_version: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: fields `flag_help` and `flag_version` are never read
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     flag_help: bool,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 49 |     flag_version: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Args` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.17s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "9bf3521a1c245d156642a3ef0a2495a0e2394ebf1a4281e82b4648473b7f0608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf3521a1c245d156642a3ef0a2495a0e2394ebf1a4281e82b4648473b7f0608", kill_on_drop: false }`
[INFO] [stdout] 9bf3521a1c245d156642a3ef0a2495a0e2394ebf1a4281e82b4648473b7f0608