[INFO] fetching crate twelf 0.1.7...
[INFO] checking twelf-0.1.7 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate twelf 0.1.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate twelf 0.1.7 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twelf 0.1.7
[INFO] finished tweaking crates.io crate twelf 0.1.7
[INFO] tweaked toml for crates.io crate twelf 0.1.7 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate twelf 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-util v0.6.4
[INFO] [stderr]   Downloaded pretty v0.5.2
[INFO] [stderr]   Downloaded annotate-snippets v0.9.0
[INFO] [stderr]   Downloaded pest_consume v1.0.6
[INFO] [stderr]   Downloaded result v1.0.0
[INFO] [stderr]   Downloaded serde_ini v0.2.0
[INFO] [stderr]   Downloaded pest_consume_macros v1.0.6
[INFO] [stderr]   Downloaded serde_dhall v0.10.0
[INFO] [stderr]   Downloaded abnf v0.6.1
[INFO] [stderr]   Downloaded elsa v1.4.0
[INFO] [stderr]   Downloaded config-derive v0.1.7
[INFO] [stderr]   Downloaded dhall v0.10.0
[INFO] [stderr]   Downloaded envy v0.4.1
[INFO] [stderr]   Downloaded abnf_to_pest v0.5.0
[INFO] [stderr]   Downloaded dhall_proc_macros v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e19fe5e5cd4d818b3ca9d8a3091da40644adc079c5f9a904a8d0132a9ad5adb3
[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" "e19fe5e5cd4d818b3ca9d8a3091da40644adc079c5f9a904a8d0132a9ad5adb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e19fe5e5cd4d818b3ca9d8a3091da40644adc079c5f9a904a8d0132a9ad5adb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19fe5e5cd4d818b3ca9d8a3091da40644adc079c5f9a904a8d0132a9ad5adb3", kill_on_drop: false }`
[INFO] [stdout] e19fe5e5cd4d818b3ca9d8a3091da40644adc079c5f9a904a8d0132a9ad5adb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba15d9f70c7a345cdf923f0ec49a1fddd868a7d5df938a2fa1b2b5ea59e06078
[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" "ba15d9f70c7a345cdf923f0ec49a1fddd868a7d5df938a2fa1b2b5ea59e06078", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling typed-arena v1.7.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking result v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]    Compiling pretty v0.5.2
[INFO] [stderr]     Checking annotate-snippets v0.9.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking elsa v1.4.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking idna v0.2.2
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]     Checking tokio-util v0.6.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling abnf v0.6.1
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]    Compiling abnf_to_pest v0.5.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling pest_consume_macros v1.0.6
[INFO] [stderr]    Compiling dhall v0.10.0
[INFO] [stderr]    Compiling dhall_proc_macros v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling config-derive v0.1.7
[INFO] [stderr]     Checking pest_consume v1.0.6
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking envy v0.4.1
[INFO] [stderr]     Checking serde_ini v0.2.0
[INFO] [stderr]     Checking reqwest v0.11.2
[INFO] [stderr]     Checking serde_dhall v0.10.0
[INFO] [stderr]     Checking twelf v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 32s
[INFO] running `Command { std: "docker" "inspect" "ba15d9f70c7a345cdf923f0ec49a1fddd868a7d5df938a2fa1b2b5ea59e06078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba15d9f70c7a345cdf923f0ec49a1fddd868a7d5df938a2fa1b2b5ea59e06078", kill_on_drop: false }`
[INFO] [stdout] ba15d9f70c7a345cdf923f0ec49a1fddd868a7d5df938a2fa1b2b5ea59e06078