[INFO] fetching crate uapi 0.2.0...
[INFO] testing uapi-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate uapi 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate uapi 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uapi 0.2.0
[INFO] finished tweaking crates.io crate uapi 0.2.0
[INFO] tweaked toml for crates.io crate uapi 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e45326f20369af8b1ea153e28a3b1d8f8b9deca52ed544afac7af6ccd2a9b57
[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" "2e45326f20369af8b1ea153e28a3b1d8f8b9deca52ed544afac7af6ccd2a9b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e45326f20369af8b1ea153e28a3b1d8f8b9deca52ed544afac7af6ccd2a9b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e45326f20369af8b1ea153e28a3b1d8f8b9deca52ed544afac7af6ccd2a9b57", kill_on_drop: false }`
[INFO] [stdout] 2e45326f20369af8b1ea153e28a3b1d8f8b9deca52ed544afac7af6ccd2a9b57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dba20c1b41fa5dce7c790f258e013e03d795dad4f13b5dd4625d18975253b0bd
[INFO] running `Command { std: "docker" "start" "-a" "dba20c1b41fa5dce7c790f258e013e03d795dad4f13b5dd4625d18975253b0bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling uapi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling uapi-proc v0.0.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.47s
[INFO] running `Command { std: "docker" "inspect" "dba20c1b41fa5dce7c790f258e013e03d795dad4f13b5dd4625d18975253b0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba20c1b41fa5dce7c790f258e013e03d795dad4f13b5dd4625d18975253b0bd", kill_on_drop: false }`
[INFO] [stdout] dba20c1b41fa5dce7c790f258e013e03d795dad4f13b5dd4625d18975253b0bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfff5e813c2466209ad822cf5e8a5fa9264848c40e661f2973098eba82e6c37c
[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" "dfff5e813c2466209ad822cf5e8a5fa9264848c40e661f2973098eba82e6c37c", kill_on_drop: false }`
[INFO] [stderr]    Compiling uapi v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/process5.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/process4.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/mknod_mode.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/exec1.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/openat_mode.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]   --> tests/exec1.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |         0 => in_fork(|| {
[INFO] [stdout]    |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]   --> tests/exec1.rs:33:14
[INFO] [stdout]    |
[INFO] [stdout] 33 |         0 => in_fork(|| {
[INFO] [stdout]    |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]   --> tests/exec1.rs:45:14
[INFO] [stdout]    |
[INFO] [stdout] 45 |         0 => in_fork(|| {
[INFO] [stdout]    |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]   --> tests/exec1.rs:56:14
[INFO] [stdout]    |
[INFO] [stdout] 56 |         0 => in_fork(|| {
[INFO] [stdout]    |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]  --> tests/process4.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 |         0 => in_fork(|| {
[INFO] [stdout]   |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uapi`
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Tempdir`
[INFO] [stdout]   --> tests/mknod_mode.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let tmp = Tempdir::new();
[INFO] [stdout]    |                   ^^^^^^^ use of undeclared type `Tempdir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]  --> tests/process5.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         0 => in_fork(|| {
[INFO] [stdout]   |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/process3.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Tempdir`
[INFO] [stdout]   --> tests/openat_mode.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let tmp = Tempdir::new();
[INFO] [stdout]    |                   ^^^^^^^ use of undeclared type `Tempdir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]  --> tests/process3.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         0 => in_fork(|| exit(1)),
[INFO] [stdout]   |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/process2.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/chroot.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]  --> tests/process2.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         0 => in_fork(|| exit(0)),
[INFO] [stdout]   |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Tempdir`
[INFO] [stdout]  --> tests/chroot.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let tmp = Tempdir::new();
[INFO] [stdout]   |               ^^^^^^^ use of undeclared type `Tempdir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `testutils`
[INFO] [stdout]  --> tests/process6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use testutils::*;
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `testutils`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `in_fork` in this scope
[INFO] [stdout]  --> tests/process6.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         0 => in_fork(|| {
[INFO] [stdout]   |              ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `testutils`
[INFO] [stdout]    --> src/socket/linux/netlink.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |         testutils::strace(true, || {
[INFO] [stdout]     |         ^^^^^^^^^ use of undeclared crate or module `testutils`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "dfff5e813c2466209ad822cf5e8a5fa9264848c40e661f2973098eba82e6c37c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfff5e813c2466209ad822cf5e8a5fa9264848c40e661f2973098eba82e6c37c", kill_on_drop: false }`
[INFO] [stdout] dfff5e813c2466209ad822cf5e8a5fa9264848c40e661f2973098eba82e6c37c