[INFO] cloning repository https://github.com/objtalk/objtalk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/objtalk/objtalk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobjtalk%2Fobjtalk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobjtalk%2Fobjtalk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b2b75985ad510c05a2680e7dcb74d5c87fc9c4d
[INFO] checking objtalk/objtalk against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobjtalk%2Fobjtalk" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/objtalk/objtalk on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/objtalk/objtalk
[INFO] finished tweaking git repo https://github.com/objtalk/objtalk
[INFO] tweaked toml for git repo https://github.com/objtalk/objtalk written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/objtalk/objtalk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha-1 v0.9.5
[INFO] [stderr]   Downloaded hyper-tungstenite v0.3.2
[INFO] [stderr]   Downloaded deflate v0.9.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.14.0
[INFO] [stderr]   Downloaded cpufeatures v0.1.1
[INFO] [stderr]   Downloaded tungstenite v0.13.0
[INFO] [stderr]   Downloaded rusqlite v0.25.1
[INFO] [stderr]   Downloaded libsqlite3-sys v0.22.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4c7933eb68ad6ef61c56f8ab17f3b0c9c62ea13790e3d318b064aa6763f51fd
[INFO] running `Command { std: "docker" "start" "-a" "a4c7933eb68ad6ef61c56f8ab17f3b0c9c62ea13790e3d318b064aa6763f51fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c7933eb68ad6ef61c56f8ab17f3b0c9c62ea13790e3d318b064aa6763f51fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c7933eb68ad6ef61c56f8ab17f3b0c9c62ea13790e3d318b064aa6763f51fd", kill_on_drop: false }`
[INFO] [stdout] a4c7933eb68ad6ef61c56f8ab17f3b0c9c62ea13790e3d318b064aa6763f51fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70f6024ad4bb3ea470bd0f12535a4b8d9b3a9a7aeeb1372b5d602149b832060d
[INFO] running `Command { std: "docker" "start" "-a" "70f6024ad4bb3ea470bd0f12535a4b8d9b3a9a7aeeb1372b5d602149b832060d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking cpufeatures v0.1.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking sha-1 v0.9.5
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling deflate v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking hashlink v0.6.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling objtalk v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.22.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tungstenite v0.13.0
[INFO] [stderr]     Checking pin-project v1.0.7
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking hyper v0.14.7
[INFO] [stderr]     Checking tokio-tungstenite v0.14.0
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking hyper-tungstenite v0.3.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rusqlite v0.25.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "70f6024ad4bb3ea470bd0f12535a4b8d9b3a9a7aeeb1372b5d602149b832060d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f6024ad4bb3ea470bd0f12535a4b8d9b3a9a7aeeb1372b5d602149b832060d", kill_on_drop: false }`
[INFO] [stdout] 70f6024ad4bb3ea470bd0f12535a4b8d9b3a9a7aeeb1372b5d602149b832060d