[INFO] fetching crate cargo 0.56.0...
[INFO] checking cargo-0.56.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate cargo 0.56.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cargo 0.56.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo 0.56.0
[INFO] finished tweaking crates.io crate cargo 0.56.0
[INFO] tweaked toml for crates.io crate cargo 0.56.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate cargo 0.56.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8252424a0b0f285cf938df44813b889d536e6d25a0d740419106e0a84f2e14fb
[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" "8252424a0b0f285cf938df44813b889d536e6d25a0d740419106e0a84f2e14fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8252424a0b0f285cf938df44813b889d536e6d25a0d740419106e0a84f2e14fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8252424a0b0f285cf938df44813b889d536e6d25a0d740419106e0a84f2e14fb", kill_on_drop: false }`
[INFO] [stdout] 8252424a0b0f285cf938df44813b889d536e6d25a0d740419106e0a84f2e14fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9af10daf8c5d84bf3d9634637a18b3605c685a25b82f132f7a391ce4b8bf9b92
[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" "9af10daf8c5d84bf3d9634637a18b3605c685a25b82f132f7a391ce4b8bf9b92", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking jobserver v0.1.24
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking tar v0.4.37
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking opener v0.5.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.23+1.2.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling cargo v0.56.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking cargo-util v0.1.1
[INFO] [stderr]     Checking git2 v0.13.22
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking semver v1.0.4
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking crates-io v0.33.0
[INFO] [stderr]     Checking rustfix v0.6.0
[INFO] [stdout] error[E0432]: unresolved import `cargo_test_support`
[INFO] [stdout]   --> tests/build-std/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use cargo_test_support::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `cargo_test_support`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `cargo_test` in this scope
[INFO] [stdout]   --> tests/build-std/main.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[cargo_test(build_std)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `cargo_test` in this scope
[INFO] [stdout]    --> tests/build-std/main.rs:130:3
[INFO] [stdout]     |
[INFO] [stdout] 130 | #[cargo_test(build_std)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `cargo_test` in this scope
[INFO] [stdout]    --> tests/build-std/main.rs:173:3
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[cargo_test(build_std)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `paths`
[INFO] [stdout]    --> tests/build-std/main.rs:213:19
[INFO] [stdout]     |
[INFO] [stdout] 213 |     let sysroot = paths::sysroot();
[INFO] [stdout]     |                   ^^^^^ use of undeclared crate or module `paths`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Execs` in this scope
[INFO] [stdout]   --> tests/build-std/main.rs:25:29
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn enable_build_std(e: &mut Execs, arg: Option<&str>) {
[INFO] [stdout]    |                             ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Execs` in this scope
[INFO] [stdout]   --> tests/build-std/main.rs:45:19
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl BuildStd for Execs {
[INFO] [stdout]    |                   ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rustc_host` in this scope
[INFO] [stdout]   --> tests/build-std/main.rs:57:34
[INFO] [stdout]    |
[INFO] [stdout] 57 |         self.arg("--target").arg(rustc_host());
[INFO] [stdout]    |                                  ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `project` in this scope
[INFO] [stdout]   --> tests/build-std/main.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let p = project()
[INFO] [stdout]    |             ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rustc_host` in this scope
[INFO] [stdout]    --> tests/build-std/main.rs:123:15
[INFO] [stdout]     |
[INFO] [stdout] 123 |         .join(rustc_host())
[INFO] [stdout]     |               ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `project` in this scope
[INFO] [stdout]    --> tests/build-std/main.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let p = project()
[INFO] [stdout]     |             ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `basic_manifest` in this scope
[INFO] [stdout]    --> tests/build-std/main.rs:149:34
[INFO] [stdout]     |
[INFO] [stdout] 149 |         .file("dep/Cargo.toml", &basic_manifest("dep", "0.1.0"))
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `project` in this scope
[INFO] [stdout]    --> tests/build-std/main.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let p = project()
[INFO] [stdout]     |             ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rustc_host` in this scope
[INFO] [stdout]    --> tests/build-std/main.rs:218:15
[INFO] [stdout]     |
[INFO] [stdout] 218 |         .join(rustc_host())
[INFO] [stdout]     |               ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `cargo_test_macro`
[INFO] [stdout]  --> tests/testsuite/main.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate cargo_test_macro;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9af10daf8c5d84bf3d9634637a18b3605c685a25b82f132f7a391ce4b8bf9b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af10daf8c5d84bf3d9634637a18b3605c685a25b82f132f7a391ce4b8bf9b92", kill_on_drop: false }`
[INFO] [stdout] 9af10daf8c5d84bf3d9634637a18b3605c685a25b82f132f7a391ce4b8bf9b92
