[INFO] fetching crate snapshot 0.1.0...
[INFO] testing snapshot-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate snapshot 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate snapshot 0.1.0 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 snapshot 0.1.0
[INFO] finished tweaking crates.io crate snapshot 0.1.0
[INFO] tweaked toml for crates.io crate snapshot 0.1.0 written to /workspace/builds/worker-8/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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f5b986c3d47d6df9d1c0499dffdf686a3c347edeb0f268f43672fe65a041c3
[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" "21f5b986c3d47d6df9d1c0499dffdf686a3c347edeb0f268f43672fe65a041c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f5b986c3d47d6df9d1c0499dffdf686a3c347edeb0f268f43672fe65a041c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f5b986c3d47d6df9d1c0499dffdf686a3c347edeb0f268f43672fe65a041c3", kill_on_drop: false }`
[INFO] [stdout] 21f5b986c3d47d6df9d1c0499dffdf686a3c347edeb0f268f43672fe65a041c3
[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" "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] 44ce2b5e88fb81f83bb020c7627555314b6c128b07e1bf48a88af969b9d34efc
[INFO] running `Command { std: "docker" "start" "-a" "44ce2b5e88fb81f83bb020c7627555314b6c128b07e1bf48a88af969b9d34efc", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling pretty_assertions v0.2.1
[INFO] [stderr]    Compiling snapshot-proc-macro v0.1.0
[INFO] [stderr]    Compiling snapshot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.07s
[INFO] running `Command { std: "docker" "inspect" "44ce2b5e88fb81f83bb020c7627555314b6c128b07e1bf48a88af969b9d34efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ce2b5e88fb81f83bb020c7627555314b6c128b07e1bf48a88af969b9d34efc", kill_on_drop: false }`
[INFO] [stdout] 44ce2b5e88fb81f83bb020c7627555314b6c128b07e1bf48a88af969b9d34efc
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f13d98532a2399b2bc8f8748f523c6561d8a1de331127937d381321901c46f6d
[INFO] running `Command { std: "docker" "start" "-a" "f13d98532a2399b2bc8f8748f523c6561d8a1de331127937d381321901c46f6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling snapshot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.49s
[INFO] running `Command { std: "docker" "inspect" "f13d98532a2399b2bc8f8748f523c6561d8a1de331127937d381321901c46f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13d98532a2399b2bc8f8748f523c6561d8a1de331127937d381321901c46f6d", kill_on_drop: false }`
[INFO] [stdout] f13d98532a2399b2bc8f8748f523c6561d8a1de331127937d381321901c46f6d
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05966b15031bea5c3f10c97ab5708d20de9c2b8d287f34d5e2120d83f4bc4055
[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" "05966b15031bea5c3f10c97ab5708d20de9c2b8d287f34d5e2120d83f4bc4055", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snapshot-f4ca27bdc5fe6f0b
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/second-6ac0e6830f8b28e7
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple-e79f0cdf0af8e0b5
[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] [stdout] test test::another_simple_snapshot ... 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 2 tests
[INFO] [stderr]    Doc-tests snapshot
[INFO] [stdout] test test::simple_snapshot ... ok
[INFO] [stdout] test test::compound_snapshot ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "05966b15031bea5c3f10c97ab5708d20de9c2b8d287f34d5e2120d83f4bc4055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05966b15031bea5c3f10c97ab5708d20de9c2b8d287f34d5e2120d83f4bc4055", kill_on_drop: false }`
[INFO] [stdout] 05966b15031bea5c3f10c97ab5708d20de9c2b8d287f34d5e2120d83f4bc4055