[INFO] cloning repository https://github.com/wahn/rs_pbrt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wahn/rs_pbrt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwahn%2Frs_pbrt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwahn%2Frs_pbrt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcc24946eedb6d605f3fdd7f16016c4463427170
[INFO] checking wahn/rs_pbrt against master#a874956d940ecb3ed524b6176a171219ac4787ea for pr-76104
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwahn%2Frs_pbrt" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
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[INFO] validating manifest of git repo https://github.com/wahn/rs_pbrt on toolchain a874956d940ecb3ed524b6176a171219ac4787ea
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wahn/rs_pbrt
[INFO] finished tweaking git repo https://github.com/wahn/rs_pbrt
[INFO] tweaked toml for git repo https://github.com/wahn/rs_pbrt written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/wahn/rs_pbrt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55f22b5ebc015f032b32f8312011f11a07e7fdbbbcb8f2a4a287e97fd9fd5a77
[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" "55f22b5ebc015f032b32f8312011f11a07e7fdbbbcb8f2a4a287e97fd9fd5a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55f22b5ebc015f032b32f8312011f11a07e7fdbbbcb8f2a4a287e97fd9fd5a77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f22b5ebc015f032b32f8312011f11a07e7fdbbbcb8f2a4a287e97fd9fd5a77", kill_on_drop: false }`
[INFO] [stdout] 55f22b5ebc015f032b32f8312011f11a07e7fdbbbcb8f2a4a287e97fd9fd5a77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+a874956d940ecb3ed524b6176a171219ac4787ea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acd4977f3f974b302cb25009643a8c327f5d2d442179c07b2c021ae28b12d90c
[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" "acd4977f3f974b302cb25009643a8c327f5d2d442179c07b2c021ae28b12d90c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling serde v1.0.94
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[INFO] [stderr]    Compiling syn v0.11.11
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[INFO] [stderr]    Compiling proc-macro-hack v0.3.3
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stderr]    Compiling backtrace v0.3.32
[INFO] [stderr]    Compiling hexf-impl v0.1.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking hexf v0.1.0
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking peg v0.6.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rayon-core v1.8.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling strum_macros v0.19.2
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling ply-rs v0.1.3
[INFO] [stderr]     Checking image v0.23.8
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking pbrt v0.8.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]    --> src/core/reflection.rs:327:17
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 count -= 1_i8;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]    --> src/core/reflection.rs:327:17
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 count -= 1_i8;
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 32s
[INFO] running `Command { std: "docker" "inspect" "acd4977f3f974b302cb25009643a8c327f5d2d442179c07b2c021ae28b12d90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd4977f3f974b302cb25009643a8c327f5d2d442179c07b2c021ae28b12d90c", kill_on_drop: false }`
[INFO] [stdout] acd4977f3f974b302cb25009643a8c327f5d2d442179c07b2c021ae28b12d90c