[INFO] crate rust-netmap 0.0.7 is already in cache
[INFO] extracting crate rust-netmap 0.0.7 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/rust-netmap/0.0.7
[INFO] extracting crate rust-netmap 0.0.7 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rust-netmap/0.0.7
[INFO] validating manifest of rust-netmap-0.0.7 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rust-netmap-0.0.7 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rust-netmap-0.0.7
[INFO] finished frobbing rust-netmap-0.0.7
[INFO] frobbed toml for rust-netmap-0.0.7 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/rust-netmap/0.0.7/Cargo.toml
[INFO] started frobbing rust-netmap-0.0.7
[INFO] finished frobbing rust-netmap-0.0.7
[INFO] frobbed toml for rust-netmap-0.0.7 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rust-netmap/0.0.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rust-netmap-0.0.7 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/rust-netmap/0.0.7:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3cf1ed700d64fe3f9b0ffebe216c1b7a21a517524f30e824439770355753402a
[INFO] running `"docker" "start" "-a" "3cf1ed700d64fe3f9b0ffebe216c1b7a21a517524f30e824439770355753402a"`
[INFO] [stderr]    Compiling rust-netmap v0.0.7 (/opt/crater/workdir)
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]  --> build.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![allow(unstable)]
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::old_io`
[INFO] [stderr]  --> build.rs:5:10
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::old_io::Command;
[INFO] [stderr]   |          ^^^^^^ could not find `old_io` in `std`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `getenv` in module `os`
[INFO] [stderr]  --> build.rs:9:23
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let out_dir = os::getenv("OUT_DIR").unwrap();
[INFO] [stderr]   |                       ^^^^^^ not found in `os`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `getenv` in module `os`
[INFO] [stderr]   --> build.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 |     if let Some(_) = os::getenv("CARGO_FEATURE_NETMAP_WITH_LIBS") {
[INFO] [stderr]    |                          ^^^^^^ not found in `os`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0425, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0425`.
[INFO] [stderr] error: Could not compile `rust-netmap`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3cf1ed700d64fe3f9b0ffebe216c1b7a21a517524f30e824439770355753402a"`
[INFO] running `"docker" "rm" "-f" "3cf1ed700d64fe3f9b0ffebe216c1b7a21a517524f30e824439770355753402a"`
[INFO] [stdout] 3cf1ed700d64fe3f9b0ffebe216c1b7a21a517524f30e824439770355753402a