[INFO] fetching crate rudolfs 0.2.11...
[INFO] checking rudolfs-0.2.11 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate rudolfs 0.2.11 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rudolfs 0.2.11 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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-9/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.2.22
[INFO] [stderr]   Downloaded pin-project-internal v0.4.23
[INFO] [stderr]   Downloaded standback v0.2.10
[INFO] [stderr]   Downloaded backoff v0.2.1
[INFO] [stderr]   Downloaded askama_derive v0.8.0
[INFO] [stderr]   Downloaded rusoto_core v0.44.0
[INFO] [stderr]   Downloaded askama_shared v0.8.0
[INFO] [stderr]   Downloaded rusoto_signature v0.44.0
[INFO] [stderr]   Downloaded human-size v0.4.1
[INFO] [stderr]   Downloaded askama v0.8.0
[INFO] [stderr]   Downloaded derive_more v0.99.10
[INFO] [stderr]   Downloaded rusoto_s3 v0.44.0
[INFO] [stderr]   Downloaded pin-project v0.4.23
[INFO] [stderr]   Downloaded keystream v1.0.0
[INFO] [stderr]   Downloaded tracing-core v0.1.16
[INFO] [stderr]   Downloaded rusoto_credential v0.44.0
[INFO] [stderr]   Downloaded tokio-compat v0.1.6
[INFO] [stderr]   Downloaded hashbrown v0.9.0
[INFO] [stderr]   Downloaded askama_escape v0.2.0
[INFO] [stderr]   Downloaded tracing v0.1.19
[INFO] [stderr]   Downloaded chacha v0.3.0
[INFO] [stderr]   Downloaded serde_test v1.0.116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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] da68468ad813ade402745fe5bcdeb2a868a4ef523c5f716b3c0de2d81c1fd0da
[INFO] running `Command { std: "docker" "start" "-a" "da68468ad813ade402745fe5bcdeb2a868a4ef523c5f716b3c0de2d81c1fd0da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da68468ad813ade402745fe5bcdeb2a868a4ef523c5f716b3c0de2d81c1fd0da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da68468ad813ade402745fe5bcdeb2a868a4ef523c5f716b3c0de2d81c1fd0da", kill_on_drop: false }`
[INFO] [stdout] da68468ad813ade402745fe5bcdeb2a868a4ef523c5f716b3c0de2d81c1fd0da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 319265edfba6bf3aade2f7a0c0e7dfe1bd66654ce0b740136686f676a33666df
[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" "319265edfba6bf3aade2f7a0c0e7dfe1bd66654ce0b740136686f676a33666df", 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 autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking keystream v1.0.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking human-size v0.4.1
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking tracing-core v0.1.16
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking chacha v0.3.0
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rusoto_core v0.44.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[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]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking structopt v0.3.18
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking backoff v0.2.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking tokio-compat v0.1.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking chrono v0.4.18
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_test v1.0.116
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking askama_shared v0.8.0
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]    Compiling askama_derive v0.8.0
[INFO] [stderr]     Checking askama v0.8.0
[INFO] [stderr]     Checking rusoto_credential v0.44.0
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking rusoto_signature v0.44.0
[INFO] [stderr]     Checking rusoto_s3 v0.44.0
[INFO] [stderr]     Checking rudolfs v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 51s
[INFO] running `Command { std: "docker" "inspect" "319265edfba6bf3aade2f7a0c0e7dfe1bd66654ce0b740136686f676a33666df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319265edfba6bf3aade2f7a0c0e7dfe1bd66654ce0b740136686f676a33666df", kill_on_drop: false }`
[INFO] [stdout] 319265edfba6bf3aade2f7a0c0e7dfe1bd66654ce0b740136686f676a33666df