[INFO] cloning repository https://github.com/ganlvtech/rust-simple-udp-logger [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ganlvtech/rust-simple-udp-logger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganlvtech%2Frust-simple-udp-logger", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganlvtech%2Frust-simple-udp-logger'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b577b1afc98c37537ce1cc56adfc56d623e20d59 [INFO] checking ganlvtech/rust-simple-udp-logger/b577b1afc98c37537ce1cc56adfc56d623e20d59 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fganlvtech%2Frust-simple-udp-logger" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ganlvtech/rust-simple-udp-logger on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ganlvtech/rust-simple-udp-logger [INFO] finished tweaking git repo https://github.com/ganlvtech/rust-simple-udp-logger [INFO] tweaked toml for git repo https://github.com/ganlvtech/rust-simple-udp-logger written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ganlvtech/rust-simple-udp-logger 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b249fc34f83785372dbb1f678360dced2e7532256fba2b5b1eca85e4383daaff [INFO] running `Command { std: "docker" "start" "-a" "b249fc34f83785372dbb1f678360dced2e7532256fba2b5b1eca85e4383daaff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b249fc34f83785372dbb1f678360dced2e7532256fba2b5b1eca85e4383daaff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b249fc34f83785372dbb1f678360dced2e7532256fba2b5b1eca85e4383daaff", kill_on_drop: false }` [INFO] [stdout] b249fc34f83785372dbb1f678360dced2e7532256fba2b5b1eca85e4383daaff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c251364cc0cacb3861ce2176c536233b3f00359b3695fc5ea7e4a376e90f6d1f [INFO] running `Command { std: "docker" "start" "-a" "c251364cc0cacb3861ce2176c536233b3f00359b3695fc5ea7e4a376e90f6d1f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rust-simple-udp-logger v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: `[u8]` doesn't implement `std::fmt::Display` [INFO] [stdout] --> src/main.rs:39:76 [INFO] [stdout] | [INFO] [stdout] 39 | eprintln!("JSON decode Failed. Error: {}. Content: {}", e, buf[..n]) [INFO] [stdout] | ^^^^^^^^ `[u8]` cannot be formatted with the default formatter [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::fmt::Display` is not implemented for `[u8]` [INFO] [stdout] = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead [INFO] [stdout] = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `[u8]` doesn't implement `std::fmt::Display` [INFO] [stdout] --> src/main.rs:39:76 [INFO] [stdout] | [INFO] [stdout] 39 | eprintln!("JSON decode Failed. Error: {}. Content: {}", e, buf[..n]) [INFO] [stdout] | ^^^^^^^^ `[u8]` cannot be formatted with the default formatter [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::fmt::Display` is not implemented for `[u8]` [INFO] [stdout] = note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead [INFO] [stdout] = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:39:76 [INFO] [stdout] | [INFO] [stdout] 39 | eprintln!("JSON decode Failed. Error: {}. Content: {}", e, buf[..n]) [INFO] [stdout] | -- ^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `[u8]` [INFO] [stdout] note: required by an implicit `Sized` bound in `core::fmt::rt::Argument::<'_>::new_display` [INFO] [stdout] --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/fmt/rt.rs:113:5 [INFO] [stdout] = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time [INFO] [stdout] --> src/main.rs:39:76 [INFO] [stdout] | [INFO] [stdout] 39 | eprintln!("JSON decode Failed. Error: {}. Content: {}", e, buf[..n]) [INFO] [stdout] | -- ^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `[u8]` [INFO] [stdout] note: required by an implicit `Sized` bound in `core::fmt::rt::Argument::<'_>::new_display` [INFO] [stdout] --> /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/fmt/rt.rs:113:5 [INFO] [stdout] = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `eprintln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-simple-udp-logger` (bin "rust-simple-udp-logger") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rust-simple-udp-logger` (bin "rust-simple-udp-logger" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c251364cc0cacb3861ce2176c536233b3f00359b3695fc5ea7e4a376e90f6d1f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c251364cc0cacb3861ce2176c536233b3f00359b3695fc5ea7e4a376e90f6d1f", kill_on_drop: false }` [INFO] [stdout] c251364cc0cacb3861ce2176c536233b3f00359b3695fc5ea7e4a376e90f6d1f