[INFO] fetching crate rocfl 1.5.0...
[INFO] checking rocfl-1.5.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate rocfl 1.5.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rocfl 1.5.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocfl 1.5.0
[INFO] finished tweaking crates.io crate rocfl 1.5.0
[INFO] tweaked toml for crates.io crate rocfl 1.5.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate rocfl 1.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusoto_credential v0.46.0
[INFO] [stderr]   Downloaded blake2 v0.9.1
[INFO] [stderr]   Downloaded edit v0.1.3
[INFO] [stderr]   Downloaded grep-regex v0.1.8
[INFO] [stderr]   Downloaded enum_dispatch v0.3.5
[INFO] [stderr]   Downloaded grep-searcher v0.1.7
[INFO] [stderr]   Downloaded assert_fs v1.0.1
[INFO] [stderr]   Downloaded remove_dir_all v0.7.0
[INFO] [stderr]   Downloaded ct-logs v0.8.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.5.0
[INFO] [stderr]   Downloaded pin-project-internal v1.0.6
[INFO] [stderr]   Downloaded pin-project v1.0.6
[INFO] [stderr]   Downloaded const_fn v0.4.6
[INFO] [stderr]   Downloaded rusoto_signature v0.46.0
[INFO] [stderr]   Downloaded rusoto_core v0.46.0
[INFO] [stderr]   Downloaded rusoto_s3 v0.46.0
[INFO] [stderr]   Downloaded pathdiff v0.2.0
[INFO] [stderr]   Downloaded which v4.1.0
[INFO] [stderr]   Downloaded grep-matcher v0.1.4
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] [stderr]   Downloaded predicates v1.0.7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 728c5314115ef8d669572e871b0f73d259ea81c6093c716bb0a5c12ff1e49568
[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" "728c5314115ef8d669572e871b0f73d259ea81c6093c716bb0a5c12ff1e49568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "728c5314115ef8d669572e871b0f73d259ea81c6093c716bb0a5c12ff1e49568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728c5314115ef8d669572e871b0f73d259ea81c6093c716bb0a5c12ff1e49568", kill_on_drop: false }`
[INFO] [stdout] 728c5314115ef8d669572e871b0f73d259ea81c6093c716bb0a5c12ff1e49568
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cc205ffe976d420753202bc36e2d9cc0d40d6686a7cd588633c0a50a714027d
[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" "3cc205ffe976d420753202bc36e2d9cc0d40d6686a7cd588633c0a50a714027d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling const_fn v0.4.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking bytecount v0.6.2
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking remove_dir_all v0.7.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking grep-matcher v0.1.4
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling rusoto_core v0.46.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling syn v1.0.68
[INFO] [stderr]     Checking grep-searcher v0.1.7
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking predicates v1.0.7
[INFO] [stderr]     Checking grep-regex v0.1.8
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking edit v0.1.3
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking assert_cmd v1.0.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking assert_fs v1.0.1
[INFO] [stderr]     Checking ctrlc v3.1.8
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling enum_dispatch v0.3.5
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking async-stream v0.3.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking pin-project v1.0.6
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking hyper v0.14.5
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking tokio-stream v0.1.5
[INFO] [stderr]     Checking tokio-test v0.4.1
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking rusoto_credential v0.46.0
[INFO] [stderr]     Checking rusoto_signature v0.46.0
[INFO] [stderr]     Checking rusoto_s3 v0.46.0
[INFO] [stderr]     Checking rocfl v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "3cc205ffe976d420753202bc36e2d9cc0d40d6686a7cd588633c0a50a714027d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc205ffe976d420753202bc36e2d9cc0d40d6686a7cd588633c0a50a714027d", kill_on_drop: false }`
[INFO] [stdout] 3cc205ffe976d420753202bc36e2d9cc0d40d6686a7cd588633c0a50a714027d