[INFO] crate buildtime-png 0.1.4 is already in cache
[INFO] testing buildtime-png-0.1.4 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate buildtime-png 0.1.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate buildtime-png 0.1.4 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buildtime-png 0.1.4
[INFO] finished tweaking crates.io crate buildtime-png 0.1.4
[INFO] tweaked toml for crates.io crate buildtime-png 0.1.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 2bbdeab32d991e44064cb4b8936ed7065318d350e2cfd92db2fca92da1778134
[INFO] running `Command { std: "docker" "start" "-a" "2bbdeab32d991e44064cb4b8936ed7065318d350e2cfd92db2fca92da1778134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bbdeab32d991e44064cb4b8936ed7065318d350e2cfd92db2fca92da1778134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbdeab32d991e44064cb4b8936ed7065318d350e2cfd92db2fca92da1778134", kill_on_drop: false }`
[INFO] [stdout] 2bbdeab32d991e44064cb4b8936ed7065318d350e2cfd92db2fca92da1778134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc9c9d93389a542dc6d16c3fe95b29eff2df5cb665f397b5d8ab9c937b5f918
[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" "cfc9c9d93389a542dc6d16c3fe95b29eff2df5cb665f397b5d8ab9c937b5f918", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling buildtime-png v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.35s
[INFO] running `Command { std: "docker" "inspect" "cfc9c9d93389a542dc6d16c3fe95b29eff2df5cb665f397b5d8ab9c937b5f918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc9c9d93389a542dc6d16c3fe95b29eff2df5cb665f397b5d8ab9c937b5f918", kill_on_drop: false }`
[INFO] [stdout] cfc9c9d93389a542dc6d16c3fe95b29eff2df5cb665f397b5d8ab9c937b5f918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b8ab85b06757888c5fd59089d6690c1246fc7e13b9c901ee4d703ae26f01367
[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" "2b8ab85b06757888c5fd59089d6690c1246fc7e13b9c901ee4d703ae26f01367", kill_on_drop: false }`
[INFO] [stderr]    Compiling buildtime-png v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "2b8ab85b06757888c5fd59089d6690c1246fc7e13b9c901ee4d703ae26f01367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8ab85b06757888c5fd59089d6690c1246fc7e13b9c901ee4d703ae26f01367", kill_on_drop: false }`
[INFO] [stdout] 2b8ab85b06757888c5fd59089d6690c1246fc7e13b9c901ee4d703ae26f01367
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a1724e9182b31564178781b26cb9d4ca206545623b91e245081f391f3ed33fa
[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" "2a1724e9182b31564178781b26cb9d4ca206545623b91e245081f391f3ed33fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/buildtime_png-76ed3869568ab1bb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test is_valid_ident_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests buildtime_png
[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" "2a1724e9182b31564178781b26cb9d4ca206545623b91e245081f391f3ed33fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1724e9182b31564178781b26cb9d4ca206545623b91e245081f391f3ed33fa", kill_on_drop: false }`
[INFO] [stdout] 2a1724e9182b31564178781b26cb9d4ca206545623b91e245081f391f3ed33fa