[INFO] cloning repository https://github.com/Vaspes/json_sender
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vaspes/json_sender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaspes%2Fjson_sender", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaspes%2Fjson_sender'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dda0ca4aa4ddaec0dafbdfde34d86b8857ff470d
[INFO] checking Vaspes/json_sender against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaspes%2Fjson_sender" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vaspes/json_sender on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vaspes/json_sender
[INFO] finished tweaking git repo https://github.com/Vaspes/json_sender
[INFO] tweaked toml for git repo https://github.com/Vaspes/json_sender written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Vaspes/json_sender 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_edit v0.22.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fb924a2c10f31917e92918a71c59f3ba7034e37d21361ed23ad6306d7e97144
[INFO] running `Command { std: "docker" "start" "-a" "4fb924a2c10f31917e92918a71c59f3ba7034e37d21361ed23ad6306d7e97144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fb924a2c10f31917e92918a71c59f3ba7034e37d21361ed23ad6306d7e97144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fb924a2c10f31917e92918a71c59f3ba7034e37d21361ed23ad6306d7e97144", kill_on_drop: false }`
[INFO] [stdout] 4fb924a2c10f31917e92918a71c59f3ba7034e37d21361ed23ad6306d7e97144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b4b57adefa639d9f0e012fc14b4394ee37df3312087278a072f5eb1e329e7d1
[INFO] running `Command { std: "docker" "start" "-a" "2b4b57adefa639d9f0e012fc14b4394ee37df3312087278a072f5eb1e329e7d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking winnow v0.6.1
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking clap_builder v4.5.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking clap v4.5.0
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_edit v0.22.5
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.24
[INFO] [stderr]     Checking toml v0.8.10
[INFO] [stderr]     Checking json_sender v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.46s
[INFO] running `Command { std: "docker" "inspect" "2b4b57adefa639d9f0e012fc14b4394ee37df3312087278a072f5eb1e329e7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b4b57adefa639d9f0e012fc14b4394ee37df3312087278a072f5eb1e329e7d1", kill_on_drop: false }`
[INFO] [stdout] 2b4b57adefa639d9f0e012fc14b4394ee37df3312087278a072f5eb1e329e7d1
[INFO] checking Vaspes/json_sender against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVaspes%2Fjson_sender" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Vaspes/json_sender on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Vaspes/json_sender
[INFO] finished tweaking git repo https://github.com/Vaspes/json_sender
[INFO] tweaked toml for git repo https://github.com/Vaspes/json_sender written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Vaspes/json_sender 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d7e41cb6edea26449101ca274152b4b70ec4686fb7da58bc07ff494736e2e07
[INFO] running `Command { std: "docker" "start" "-a" "4d7e41cb6edea26449101ca274152b4b70ec4686fb7da58bc07ff494736e2e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d7e41cb6edea26449101ca274152b4b70ec4686fb7da58bc07ff494736e2e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7e41cb6edea26449101ca274152b4b70ec4686fb7da58bc07ff494736e2e07", kill_on_drop: false }`
[INFO] [stdout] 4d7e41cb6edea26449101ca274152b4b70ec4686fb7da58bc07ff494736e2e07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d4c81b7ddd4a812d8e1b0e2afc0019a960c9e062f59175b1cdbaa17ca27f03c
[INFO] running `Command { std: "docker" "start" "-a" "0d4c81b7ddd4a812d8e1b0e2afc0019a960c9e062f59175b1cdbaa17ca27f03c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking winnow v0.6.1
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking clap_builder v4.5.0
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking clap v4.5.0
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_edit v0.22.5
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.24
[INFO] [stderr]     Checking toml v0.8.10
[INFO] [stderr]     Checking json_sender v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.75s
[INFO] running `Command { std: "docker" "inspect" "0d4c81b7ddd4a812d8e1b0e2afc0019a960c9e062f59175b1cdbaa17ca27f03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4c81b7ddd4a812d8e1b0e2afc0019a960c9e062f59175b1cdbaa17ca27f03c", kill_on_drop: false }`
[INFO] [stdout] 0d4c81b7ddd4a812d8e1b0e2afc0019a960c9e062f59175b1cdbaa17ca27f03c