[INFO] crate select-rustc 0.1.2 is already in cache
[INFO] testing select-rustc-0.1.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate select-rustc 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate select-rustc 0.1.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate select-rustc 0.1.2
[INFO] finished tweaking crates.io crate select-rustc 0.1.2
[INFO] tweaked toml for crates.io crate select-rustc 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] d32abaf9ef3a96fdc55402dc64e0026969985845075a40cf2dcd6aa9fb488d5b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d32abaf9ef3a96fdc55402dc64e0026969985845075a40cf2dcd6aa9fb488d5b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling select-rustc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.11s
[INFO] running `"docker" "inspect" "d32abaf9ef3a96fdc55402dc64e0026969985845075a40cf2dcd6aa9fb488d5b"`
[INFO] running `"docker" "rm" "-f" "d32abaf9ef3a96fdc55402dc64e0026969985845075a40cf2dcd6aa9fb488d5b"`
[INFO] [stdout] d32abaf9ef3a96fdc55402dc64e0026969985845075a40cf2dcd6aa9fb488d5b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3263f2d27a4507e57645d0aa1aa4b82c89fabfcd8791b8ee8459a06c12a46a24
[INFO] running `"docker" "start" "-a" "3263f2d27a4507e57645d0aa1aa4b82c89fabfcd8791b8ee8459a06c12a46a24"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling select-rustc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "3263f2d27a4507e57645d0aa1aa4b82c89fabfcd8791b8ee8459a06c12a46a24"`
[INFO] running `"docker" "rm" "-f" "3263f2d27a4507e57645d0aa1aa4b82c89fabfcd8791b8ee8459a06c12a46a24"`
[INFO] [stdout] 3263f2d27a4507e57645d0aa1aa4b82c89fabfcd8791b8ee8459a06c12a46a24
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 6ae2769be2467049727d191a7b19cf64294b8046980092ca71d068a3d000d5f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6ae2769be2467049727d191a7b19cf64294b8046980092ca71d068a3d000d5f5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustc-b195a2738dc98ece
[INFO] [stderr]    Doc-tests rustc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test rustc::test_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 129) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 115) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 98) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 129) stdout ----
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]  --> src/lib.rs:132:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[rustc::attr(since(1.32), const)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 115) stdout ----
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]  --> src/lib.rs:116:3
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[rustc::attr(before(1.33), repr(packed))]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]  --> src/lib.rs:117:3
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[rustc::attr(since(1.33), repr(packed(2)))]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 98) stdout ----
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]  --> src/lib.rs:101:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[rustc::since(1.33)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: attributes starting with `rustc` are reserved for use by the `rustc` compiler
[INFO] [stdout]  --> src/lib.rs:104:3
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[rustc::since(1.33)]
[INFO] [stdout]   |   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 115)
[INFO] [stdout]     src/lib.rs -  (line 129)
[INFO] [stdout]     src/lib.rs -  (line 98)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "6ae2769be2467049727d191a7b19cf64294b8046980092ca71d068a3d000d5f5"`
[INFO] running `"docker" "rm" "-f" "6ae2769be2467049727d191a7b19cf64294b8046980092ca71d068a3d000d5f5"`
[INFO] [stdout] 6ae2769be2467049727d191a7b19cf64294b8046980092ca71d068a3d000d5f5