[INFO] cloning repository https://github.com/rayrobdod/png-inflate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rayrobdod/png-inflate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayrobdod%2Fpng-inflate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayrobdod%2Fpng-inflate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6c7bbc54fd13d0a9e678a35f45caf0bed7acb33
[INFO] testing rayrobdod/png-inflate against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frayrobdod%2Fpng-inflate" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rayrobdod/png-inflate on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rayrobdod/png-inflate
[INFO] finished tweaking git repo https://github.com/rayrobdod/png-inflate
[INFO] tweaked toml for git repo https://github.com/rayrobdod/png-inflate written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rayrobdod/png-inflate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomicwrites v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc3292cb2bd01dd1eae3d668f2b13fa9c6a569d574a59dcc088b939fd857565e
[INFO] running `Command { std: "docker" "start" "-a" "bc3292cb2bd01dd1eae3d668f2b13fa9c6a569d574a59dcc088b939fd857565e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc3292cb2bd01dd1eae3d668f2b13fa9c6a569d574a59dcc088b939fd857565e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3292cb2bd01dd1eae3d668f2b13fa9c6a569d574a59dcc088b939fd857565e", kill_on_drop: false }`
[INFO] [stdout] bc3292cb2bd01dd1eae3d668f2b13fa9c6a569d574a59dcc088b939fd857565e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25f9b910818f6e033c7723e439865ce67d3fe6833b769bd514678e45a7d82639
[INFO] running `Command { std: "docker" "start" "-a" "25f9b910818f6e033c7723e439865ce67d3fe6833b769bd514678e45a7d82639", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling atomicwrites v0.3.0
[INFO] [stderr]    Compiling png_inflate v0.0.0-SNAPSHOT (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.47s
[INFO] running `Command { std: "docker" "inspect" "25f9b910818f6e033c7723e439865ce67d3fe6833b769bd514678e45a7d82639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f9b910818f6e033c7723e439865ce67d3fe6833b769bd514678e45a7d82639", kill_on_drop: false }`
[INFO] [stdout] 25f9b910818f6e033c7723e439865ce67d3fe6833b769bd514678e45a7d82639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c5612df9fd90377e3c1d2c4b0f976b8778e90cd0422980295f3e0d56680197c
[INFO] running `Command { std: "docker" "start" "-a" "6c5612df9fd90377e3c1d2c4b0f976b8778e90cd0422980295f3e0d56680197c", kill_on_drop: false }`
[INFO] [stderr]    Compiling png_inflate_derive v0.0.0-SNAPSHOT (/opt/rustwide/workdir/lib/png_inflate_derive)
[INFO] [stderr]    Compiling png_inflate v0.0.0-SNAPSHOT (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `SNG` not defined
[INFO] [stdout]   --> tests/semantics.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 | const SNG_EXE:&str = env!("SNG");
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `png_inflate` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6c5612df9fd90377e3c1d2c4b0f976b8778e90cd0422980295f3e0d56680197c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5612df9fd90377e3c1d2c4b0f976b8778e90cd0422980295f3e0d56680197c", kill_on_drop: false }`
[INFO] [stdout] 6c5612df9fd90377e3c1d2c4b0f976b8778e90cd0422980295f3e0d56680197c