[INFO] cloning repository https://github.com/Datoclement/rust_postfix [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Datoclement/rust_postfix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDatoclement%2Frust_postfix", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDatoclement%2Frust_postfix'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 75cf491113acdbd235e26fbb13802ea7a261292a [INFO] checking Datoclement/rust_postfix against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDatoclement%2Frust_postfix" "/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/Datoclement/rust_postfix 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/Datoclement/rust_postfix [INFO] finished tweaking git repo https://github.com/Datoclement/rust_postfix [INFO] tweaked toml for git repo https://github.com/Datoclement/rust_postfix written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Datoclement/rust_postfix 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] Downloading crates ... [INFO] [stderr] Downloaded ferris-says v0.2.1 [INFO] [stderr] Downloaded textwrap v0.13.4 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1bb5b7136387051fb3a1ea52a0e04e5616ed902ee89a5826c835e764eb493f9e [INFO] running `Command { std: "docker" "start" "-a" "1bb5b7136387051fb3a1ea52a0e04e5616ed902ee89a5826c835e764eb493f9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1bb5b7136387051fb3a1ea52a0e04e5616ed902ee89a5826c835e764eb493f9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bb5b7136387051fb3a1ea52a0e04e5616ed902ee89a5826c835e764eb493f9e", kill_on_drop: false }` [INFO] [stdout] 1bb5b7136387051fb3a1ea52a0e04e5616ed902ee89a5826c835e764eb493f9e [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 836f4e02f7664963511c2e21431219a51d381100fed6d133686cbe892c5df99c [INFO] running `Command { std: "docker" "start" "-a" "836f4e02f7664963511c2e21431219a51d381100fed6d133686cbe892c5df99c", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Checking smawk v0.3.1 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking smallvec v0.4.5 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Checking strum v0.24.0 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Checking textwrap v0.13.4 [INFO] [stderr] Checking random-string v1.0.0 [INFO] [stderr] Checking ferris-says v0.2.1 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking num-bigint v0.4.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Compiling strum_macros v0.24.0 [INFO] [stderr] Checking hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::errors::PostfixError` [INFO] [stdout] --> src/postfix/tests.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::errors::PostfixError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `paste` [INFO] [stdout] --> src/postfix/tests.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use paste; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::programs::compile_and_run` [INFO] [stdout] --> src/postfix/tests.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::programs::compile_and_run; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition: `test_case` [INFO] [stdout] --> src/postfix/tests.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | macro_rules! test_case { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.95s [INFO] running `Command { std: "docker" "inspect" "836f4e02f7664963511c2e21431219a51d381100fed6d133686cbe892c5df99c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "836f4e02f7664963511c2e21431219a51d381100fed6d133686cbe892c5df99c", kill_on_drop: false }` [INFO] [stdout] 836f4e02f7664963511c2e21431219a51d381100fed6d133686cbe892c5df99c [INFO] checking Datoclement/rust_postfix against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDatoclement%2Frust_postfix" "/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/Datoclement/rust_postfix on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Datoclement/rust_postfix [INFO] finished tweaking git repo https://github.com/Datoclement/rust_postfix [INFO] tweaked toml for git repo https://github.com/Datoclement/rust_postfix written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Datoclement/rust_postfix 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8224cd14c8ca2c13318c718fd1d1c4054ae24acec4cba6167797f781cd4d1b78 [INFO] running `Command { std: "docker" "start" "-a" "8224cd14c8ca2c13318c718fd1d1c4054ae24acec4cba6167797f781cd4d1b78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8224cd14c8ca2c13318c718fd1d1c4054ae24acec4cba6167797f781cd4d1b78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8224cd14c8ca2c13318c718fd1d1c4054ae24acec4cba6167797f781cd4d1b78", kill_on_drop: false }` [INFO] [stdout] 8224cd14c8ca2c13318c718fd1d1c4054ae24acec4cba6167797f781cd4d1b78 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3fcc9a06d71b1ed50d01d2486cc21fbe59eda9fa82fcff208d6d4bf58e3ffe22 [INFO] running `Command { std: "docker" "start" "-a" "3fcc9a06d71b1ed50d01d2486cc21fbe59eda9fa82fcff208d6d4bf58e3ffe22", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Checking smawk v0.3.1 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking smallvec v0.4.5 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Checking strum v0.24.0 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Checking textwrap v0.13.4 [INFO] [stderr] Checking random-string v1.0.0 [INFO] [stderr] Checking ferris-says v0.2.1 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking num-bigint v0.4.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.19/src/format/parse.rs:491:21 [INFO] [stdout] | [INFO] [stdout] 491 | Err(INVALID)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 491 | Err::(INVALID)?; [INFO] [stdout] | +++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `chrono` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3fcc9a06d71b1ed50d01d2486cc21fbe59eda9fa82fcff208d6d4bf58e3ffe22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fcc9a06d71b1ed50d01d2486cc21fbe59eda9fa82fcff208d6d4bf58e3ffe22", kill_on_drop: false }` [INFO] [stdout] 3fcc9a06d71b1ed50d01d2486cc21fbe59eda9fa82fcff208d6d4bf58e3ffe22