[INFO] fetching crate rudolfs 0.2.11...
[INFO] testing rudolfs-0.2.11 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rudolfs 0.2.11 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rudolfs 0.2.11 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 rudolfs 0.2.11
[INFO] finished tweaking crates.io crate rudolfs 0.2.11
[INFO] tweaked toml for crates.io crate rudolfs 0.2.11 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate rudolfs 0.2.11 already has a lockfile, it will not be regenerated
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c6453e77df226c5e892a16e4a583de3f9cded190451c5f523de23f60a698811c
[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" "c6453e77df226c5e892a16e4a583de3f9cded190451c5f523de23f60a698811c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6453e77df226c5e892a16e4a583de3f9cded190451c5f523de23f60a698811c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6453e77df226c5e892a16e4a583de3f9cded190451c5f523de23f60a698811c", kill_on_drop: false }`
[INFO] [stdout] c6453e77df226c5e892a16e4a583de3f9cded190451c5f523de23f60a698811c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 97d6614771e0c4a8cce5e0fba643fa524b96200105e99ffee94093b4bfa6b027
[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" "97d6614771e0c4a8cce5e0fba643fa524b96200105e99ffee94093b4bfa6b027", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling keystream v1.0.0
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling human-size v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.16
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling rusoto_core v0.44.0
[INFO] [stderr]    Compiling chacha v0.3.0
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-reactor v0.1.12
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]    Compiling derive_more v0.99.10
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling structopt v0.3.18
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.13.1
[INFO] [stderr]    Compiling backoff v0.2.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling tokio-compat v0.1.6
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling chrono v0.4.18
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_test v1.0.116
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling askama_shared v0.8.0
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling askama v0.8.0
[INFO] [stderr]    Compiling rusoto_credential v0.44.0
[INFO] [stderr]    Compiling hyper-rustls v0.20.0
[INFO] [stderr]    Compiling rusoto_signature v0.44.0
[INFO] [stderr]    Compiling rusoto_s3 v0.44.0
[INFO] [stderr]    Compiling rudolfs v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 06s
[INFO] running `Command { std: "docker" "inspect" "97d6614771e0c4a8cce5e0fba643fa524b96200105e99ffee94093b4bfa6b027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d6614771e0c4a8cce5e0fba643fa524b96200105e99ffee94093b4bfa6b027", kill_on_drop: false }`
[INFO] [stdout] 97d6614771e0c4a8cce5e0fba643fa524b96200105e99ffee94093b4bfa6b027
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 2df384ab7daa9a50114e1715c38acd45ab428f561d1b21140008c05d1138961d
[INFO] running `Command { std: "docker" "start" "-a" "2df384ab7daa9a50114e1715c38acd45ab428f561d1b21140008c05d1138961d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rudolfs v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.13s
[INFO] running `Command { std: "docker" "inspect" "2df384ab7daa9a50114e1715c38acd45ab428f561d1b21140008c05d1138961d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df384ab7daa9a50114e1715c38acd45ab428f561d1b21140008c05d1138961d", kill_on_drop: false }`
[INFO] [stdout] 2df384ab7daa9a50114e1715c38acd45ab428f561d1b21140008c05d1138961d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] aeb74b43b3801636be52fb6efed1a302d70980e140b0a9f2fe95eaf20155ee89
[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" "aeb74b43b3801636be52fb6efed1a302d70980e140b0a9f2fe95eaf20155ee89", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rudolfs-210a419a30ff95ca
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sha256::tests::sha256 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aeb74b43b3801636be52fb6efed1a302d70980e140b0a9f2fe95eaf20155ee89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeb74b43b3801636be52fb6efed1a302d70980e140b0a9f2fe95eaf20155ee89", kill_on_drop: false }`
[INFO] [stdout] aeb74b43b3801636be52fb6efed1a302d70980e140b0a9f2fe95eaf20155ee89