[INFO] fetching crate readonly 0.2.0...
[INFO] testing readonly-0.2.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate readonly 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate readonly 0.2.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate readonly 0.2.0
[INFO] finished tweaking crates.io crate readonly 0.2.0
[INFO] tweaked toml for crates.io crate readonly 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 679ac8e0a102dfa128f309e8de746e23e337f5b95b7832f018806359184d1de0
[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" "679ac8e0a102dfa128f309e8de746e23e337f5b95b7832f018806359184d1de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "679ac8e0a102dfa128f309e8de746e23e337f5b95b7832f018806359184d1de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679ac8e0a102dfa128f309e8de746e23e337f5b95b7832f018806359184d1de0", kill_on_drop: false }`
[INFO] [stdout] 679ac8e0a102dfa128f309e8de746e23e337f5b95b7832f018806359184d1de0
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50fcdc234c533437a8d1127add5ce50745ced0accd2bc033ce2dd68eb6dc73c7
[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" "50fcdc234c533437a8d1127add5ce50745ced0accd2bc033ce2dd68eb6dc73c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling readonly v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.67s
[INFO] running `Command { std: "docker" "inspect" "50fcdc234c533437a8d1127add5ce50745ced0accd2bc033ce2dd68eb6dc73c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fcdc234c533437a8d1127add5ce50745ced0accd2bc033ce2dd68eb6dc73c7", kill_on_drop: false }`
[INFO] [stdout] 50fcdc234c533437a8d1127add5ce50745ced0accd2bc033ce2dd68eb6dc73c7
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6dbd35cf4d95104e6e38daa987ebfdefe1f68afb3d166f36326dba1e257cc84
[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" "b6dbd35cf4d95104e6e38daa987ebfdefe1f68afb3d166f36326dba1e257cc84", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling dissimilar v1.0.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling readonly v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 34.61s
[INFO] running `Command { std: "docker" "inspect" "b6dbd35cf4d95104e6e38daa987ebfdefe1f68afb3d166f36326dba1e257cc84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6dbd35cf4d95104e6e38daa987ebfdefe1f68afb3d166f36326dba1e257cc84", kill_on_drop: false }`
[INFO] [stdout] b6dbd35cf4d95104e6e38daa987ebfdefe1f68afb3d166f36326dba1e257cc84
[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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e04aac48eb369a79de5e1c87dafcf4a84d7b567c01aa9da8adfaa13c41a27bd1
[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" "e04aac48eb369a79de5e1c87dafcf4a84d7b567c01aa9da8adfaa13c41a27bd1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/readonly-15fd6246f409c5d3
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiletest-fb493219bbb9b731
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling rustversion v1.0.4
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling readonly v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking readonly-tests v0.0.0 (/opt/rustwide/target/tests/readonly)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.73s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/enum.rs ... ok
[INFO] [stderr] test tests/ui/readme.rs ... ok
[INFO] [stdout] test ui ... ok
[INFO] [stderr] test tests/ui/unit-struct.rs ... ok
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests readonly
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e04aac48eb369a79de5e1c87dafcf4a84d7b567c01aa9da8adfaa13c41a27bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e04aac48eb369a79de5e1c87dafcf4a84d7b567c01aa9da8adfaa13c41a27bd1", kill_on_drop: false }`
[INFO] [stdout] e04aac48eb369a79de5e1c87dafcf4a84d7b567c01aa9da8adfaa13c41a27bd1