[INFO] fetching crate serde_lvm 0.1.1... [INFO] checking serde_lvm-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate serde_lvm 0.1.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate serde_lvm 0.1.1 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 crates.io crate serde_lvm 0.1.1 [INFO] finished tweaking crates.io crate serde_lvm 0.1.1 [INFO] tweaked toml for crates.io crate serde_lvm 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 92 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding derive_more v0.10.0 (latest: v0.99.17) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding error-chain v0.11.0 (latest: v0.12.4) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding itertools v0.7.11 (latest: v0.12.1) [INFO] [stderr] Adding itertools v0.8.2 (latest: v0.12.1) [INFO] [stderr] Adding num v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding num-bigint v0.1.44 (latest: v0.4.4) [INFO] [stderr] Adding num-complex v0.1.43 (latest: v0.4.5) [INFO] [stderr] Adding num-rational v0.1.42 (latest: v0.4.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding proc-macro2 v0.2.3 (latest: v1.0.79) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quote v0.3.15 (latest: v1.0.35) [INFO] [stderr] Adding quote v0.4.2 (latest: v1.0.35) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding rustc_version v0.1.7 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.1.20 (latest: v1.0.22) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding shrinkwraprs v0.2.3 (latest: v0.3.0) [INFO] [stderr] Adding strum v0.8.0 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.8.0 (latest: v0.26.2) [INFO] [stderr] Adding syn v0.11.11 (latest: v2.0.58) [INFO] [stderr] Adding syn v0.12.15 (latest: v2.0.58) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding unicode-xid v0.0.4 (latest: v0.2.4) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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 rustc_version v0.1.7 [INFO] [stderr] Downloaded semver v0.1.20 [INFO] [stderr] Downloaded derive_more v0.10.0 [INFO] [stderr] Downloaded shrinkwraprs v0.2.3 [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] 05b7a1d814e7c143054f87117b4ee517c315fef018e0d21a10d07d5a27c03114 [INFO] running `Command { std: "docker" "start" "-a" "05b7a1d814e7c143054f87117b4ee517c315fef018e0d21a10d07d5a27c03114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05b7a1d814e7c143054f87117b4ee517c315fef018e0d21a10d07d5a27c03114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05b7a1d814e7c143054f87117b4ee517c315fef018e0d21a10d07d5a27c03114", kill_on_drop: false }` [INFO] [stdout] 05b7a1d814e7c143054f87117b4ee517c315fef018e0d21a10d07d5a27c03114 [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] 35742d86009e7f0530e45a8b35851700b758364195d644e2dbb2a862d5219785 [INFO] running `Command { std: "docker" "start" "-a" "35742d86009e7f0530e45a8b35851700b758364195d644e2dbb2a862d5219785", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking strum v0.8.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling strum_macros v0.8.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Compiling derive_more v0.10.0 [INFO] [stderr] Compiling shrinkwraprs v0.2.3 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking serde_lvm v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/lvm.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use chrono; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate chrono; [INFO] [stdout] | -------------------- the item `chrono` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `semver` is imported redundantly [INFO] [stdout] --> src/lvm.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use semver; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | extern crate semver; [INFO] [stdout] | -------------------- the item `semver` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/lvm.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lvm.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num` is imported redundantly [INFO] [stdout] --> src/lvm_format.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | extern crate num; [INFO] [stdout] | ----------------- the item `num` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/lvm_format.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lvm_format.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chrono` is imported redundantly [INFO] [stdout] --> src/lvm.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use chrono; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | extern crate chrono; [INFO] [stdout] | -------------------- the item `chrono` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `semver` is imported redundantly [INFO] [stdout] --> src/lvm.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use semver; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | extern crate semver; [INFO] [stdout] | -------------------- the item `semver` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/lvm.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lvm.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num` is imported redundantly [INFO] [stdout] --> src/lvm_format.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | extern crate num; [INFO] [stdout] | ----------------- the item `num` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/lvm_format.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lvm_format.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain! { [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | /// A deserialization error occurred [INFO] [stdout] 43 | | Deserialize(s: String) { [INFO] [stdout] ... | [INFO] [stdout] 92 | | } [INFO] [stdout] 93 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain! { [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | /// A deserialization error occurred [INFO] [stdout] 43 | | Deserialize(s: String) { [INFO] [stdout] ... | [INFO] [stdout] 92 | | } [INFO] [stdout] 93 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain! { [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | /// A deserialization error occurred [INFO] [stdout] 43 | | Deserialize(s: String) { [INFO] [stdout] ... | [INFO] [stdout] 92 | | } [INFO] [stdout] 93 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | / error_chain! { [INFO] [stdout] 41 | | errors { [INFO] [stdout] 42 | | /// A deserialization error occurred [INFO] [stdout] 43 | | Deserialize(s: String) { [INFO] [stdout] ... | [INFO] [stdout] 92 | | } [INFO] [stdout] 93 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.07s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44, num-complex v0.1.43, num-rational v0.1.42, syn v0.12.15 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "35742d86009e7f0530e45a8b35851700b758364195d644e2dbb2a862d5219785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35742d86009e7f0530e45a8b35851700b758364195d644e2dbb2a862d5219785", kill_on_drop: false }` [INFO] [stdout] 35742d86009e7f0530e45a8b35851700b758364195d644e2dbb2a862d5219785