[INFO] fetching crate persistent-time 0.1.0... [INFO] checking persistent-time-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate persistent-time 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate persistent-time 0.1.0 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 crates.io crate persistent-time 0.1.0 [INFO] finished tweaking crates.io crate persistent-time 0.1.0 [INFO] tweaked toml for crates.io crate persistent-time 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 35 packages [INFO] [stderr] Adding bincode v0.5.9 (latest: v1.3.3) [INFO] [stderr] Adding byteorder v0.5.3 (latest: v1.5.0) [INFO] [stderr] Adding chrono v0.2.25 (latest: v0.4.37) [INFO] [stderr] Adding hex v0.2.0 (latest: v0.4.3) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding log v0.3.9 (latest: v0.4.21) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding phf v0.7.15 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.7.15 (latest: v0.11.2) [INFO] [stderr] Adding postgres v0.11.12 (latest: v0.19.7) [INFO] [stderr] Adding redis v0.6.0 (latest: v0.25.2) [INFO] [stderr] Adding serde v0.7.15 (latest: v1.0.197) [INFO] [stderr] Adding sha1 v0.2.0 (latest: v0.10.6) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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 postgres v0.11.12 [INFO] [stderr] Downloaded bincode v0.5.9 [INFO] [stderr] Downloaded phf_shared v0.7.15 [INFO] [stderr] Downloaded phf v0.7.15 [INFO] [stderr] Downloaded redis v0.6.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a5e3b8239f7fc2f34a3fcd5761c98bae55f9cb19d9b7138018c376320a0a3691 [INFO] running `Command { std: "docker" "start" "-a" "a5e3b8239f7fc2f34a3fcd5761c98bae55f9cb19d9b7138018c376320a0a3691", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5e3b8239f7fc2f34a3fcd5761c98bae55f9cb19d9b7138018c376320a0a3691", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5e3b8239f7fc2f34a3fcd5761c98bae55f9cb19d9b7138018c376320a0a3691", kill_on_drop: false }` [INFO] [stdout] a5e3b8239f7fc2f34a3fcd5761c98bae55f9cb19d9b7138018c376320a0a3691 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4e2a836eeeef1e26e0dcdcb7c6f0a7d267fdd09e31c01f91df94aa207a08d024 [INFO] running `Command { std: "docker" "start" "-a" "4e2a836eeeef1e26e0dcdcb7c6f0a7d267fdd09e31c01f91df94aa207a08d024", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking phf_shared v0.7.15 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking serde v0.7.15 [INFO] [stderr] Checking hex v0.2.0 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking phf v0.7.15 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking bincode v0.5.9 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking redis v0.6.0 [INFO] [stderr] Checking postgres v0.11.12 [INFO] [stderr] Checking persistent-time v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:79:33 [INFO] [stdout] | [INFO] [stdout] 79 | out: &mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 79 | out: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:79:33 [INFO] [stdout] | [INFO] [stdout] 79 | out: &mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 79 | out: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | ... mut w: &mut W, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:69:34 [INFO] [stdout] | [INFO] [stdout] 69 | ... mut w: &mut W, [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.10s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: chrono v0.2.25, redis v0.6.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "4e2a836eeeef1e26e0dcdcb7c6f0a7d267fdd09e31c01f91df94aa207a08d024", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e2a836eeeef1e26e0dcdcb7c6f0a7d267fdd09e31c01f91df94aa207a08d024", kill_on_drop: false }` [INFO] [stdout] 4e2a836eeeef1e26e0dcdcb7c6f0a7d267fdd09e31c01f91df94aa207a08d024 [INFO] checking persistent-time-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate persistent-time 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate persistent-time 0.1.0 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 crates.io crate persistent-time 0.1.0 [INFO] finished tweaking crates.io crate persistent-time 0.1.0 [INFO] tweaked toml for crates.io crate persistent-time 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3dfe65ccb550b55bd1ec19976e89e66ca8a6a62e2b103d2427b827b54e62941a [INFO] running `Command { std: "docker" "start" "-a" "3dfe65ccb550b55bd1ec19976e89e66ca8a6a62e2b103d2427b827b54e62941a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3dfe65ccb550b55bd1ec19976e89e66ca8a6a62e2b103d2427b827b54e62941a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dfe65ccb550b55bd1ec19976e89e66ca8a6a62e2b103d2427b827b54e62941a", kill_on_drop: false }` [INFO] [stdout] 3dfe65ccb550b55bd1ec19976e89e66ca8a6a62e2b103d2427b827b54e62941a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3ffa60f16a2c5cc9099f82f9dbc01fb12b251877f56ec5a0d02a026a4cef1c79 [INFO] running `Command { std: "docker" "start" "-a" "3ffa60f16a2c5cc9099f82f9dbc01fb12b251877f56ec5a0d02a026a4cef1c79", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking phf_shared v0.7.15 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking serde v0.7.15 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking hex v0.2.0 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking phf v0.7.15 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking time v0.1.45 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.25/src/json.rs:1387:20 [INFO] [stdout] | [INFO] [stdout] 1387 | _ => { panic!(); } [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking idna v0.1.5 [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 `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3ffa60f16a2c5cc9099f82f9dbc01fb12b251877f56ec5a0d02a026a4cef1c79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ffa60f16a2c5cc9099f82f9dbc01fb12b251877f56ec5a0d02a026a4cef1c79", kill_on_drop: false }` [INFO] [stdout] 3ffa60f16a2c5cc9099f82f9dbc01fb12b251877f56ec5a0d02a026a4cef1c79