[INFO] fetching crate neon-serde2 0.8.0... [INFO] checking neon-serde2-0.8.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate neon-serde2 0.8.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate neon-serde2 0.8.0 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 neon-serde2 0.8.0 [INFO] finished tweaking crates.io crate neon-serde2 0.8.0 [INFO] tweaked toml for crates.io crate neon-serde2 0.8.0 written to /workspace/builds/worker-7-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 40 packages [INFO] [stderr] Adding cslice v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding libloading v0.6.7 (latest: v0.8.3) [INFO] [stderr] Adding neon v0.8.3 (latest: v1.0.0) [INFO] [stderr] Adding neon-build v0.8.3 (latest: v0.10.1) [INFO] [stderr] Adding neon-macros v0.8.3 (latest: v1.0.0) [INFO] [stderr] Adding neon-runtime v0.8.3 (latest: v0.10.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [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 syn v1.0.109 (latest: v2.0.58) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded neon-macros v0.8.3 [INFO] [stderr] Downloaded cslice v0.2.0 [INFO] [stderr] Downloaded neon-build v0.8.3 [INFO] [stderr] Downloaded neon-runtime v0.8.3 [INFO] [stderr] Downloaded neon v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dc7dbf1385f14b765b940b1bb4c42641cdfbd4a499026a8734b5f9da064448f0 [INFO] running `Command { std: "docker" "start" "-a" "dc7dbf1385f14b765b940b1bb4c42641cdfbd4a499026a8734b5f9da064448f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc7dbf1385f14b765b940b1bb4c42641cdfbd4a499026a8734b5f9da064448f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc7dbf1385f14b765b940b1bb4c42641cdfbd4a499026a8734b5f9da064448f0", kill_on_drop: false }` [INFO] [stdout] dc7dbf1385f14b765b940b1bb4c42641cdfbd4a499026a8734b5f9da064448f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ac0ab6f607f264dfd51361ca5a669ffb0740d449a4aa46143992f5114add1a98 [INFO] running `Command { std: "docker" "start" "-a" "ac0ab6f607f264dfd51361ca5a669ffb0740d449a4aa46143992f5114add1a98", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling neon-build v0.8.3 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Checking cslice v0.2.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking neon-runtime v0.8.3 [INFO] [stderr] Compiling neon v0.8.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling neon-macros v0.8.3 [INFO] [stderr] Checking neon-serde2 v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/de.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:82:1 [INFO] [stdout] | [INFO] [stdout] 82 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `neon` is imported redundantly [INFO] [stdout] --> src/errors.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use neon; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | extern crate neon; [INFO] [stdout] | ------------------ the item `neon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/errors.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num` is imported redundantly [INFO] [stdout] --> src/ser.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use num; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:80:1 [INFO] [stdout] | [INFO] [stdout] 80 | extern crate num; [INFO] [stdout] | ----------------- the item `num` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/de.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:82:1 [INFO] [stdout] | [INFO] [stdout] 82 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `neon` is imported redundantly [INFO] [stdout] --> src/errors.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use neon; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | extern crate neon; [INFO] [stdout] | ------------------ the item `neon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/errors.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num` is imported redundantly [INFO] [stdout] --> src/ser.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use num; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:80:1 [INFO] [stdout] | [INFO] [stdout] 80 | extern crate num; [INFO] [stdout] | ----------------- the item `num` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.68s [INFO] running `Command { std: "docker" "inspect" "ac0ab6f607f264dfd51361ca5a669ffb0740d449a4aa46143992f5114add1a98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac0ab6f607f264dfd51361ca5a669ffb0740d449a4aa46143992f5114add1a98", kill_on_drop: false }` [INFO] [stdout] ac0ab6f607f264dfd51361ca5a669ffb0740d449a4aa46143992f5114add1a98 [INFO] checking neon-serde2-0.8.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate neon-serde2 0.8.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate neon-serde2 0.8.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate neon-serde2 0.8.0 [INFO] finished tweaking crates.io crate neon-serde2 0.8.0 [INFO] tweaked toml for crates.io crate neon-serde2 0.8.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ecc074093d20ea56ba2d779f22e2743b76732f41c1ab98df9ee9a6918fbf2fc [INFO] running `Command { std: "docker" "start" "-a" "2ecc074093d20ea56ba2d779f22e2743b76732f41c1ab98df9ee9a6918fbf2fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ecc074093d20ea56ba2d779f22e2743b76732f41c1ab98df9ee9a6918fbf2fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ecc074093d20ea56ba2d779f22e2743b76732f41c1ab98df9ee9a6918fbf2fc", kill_on_drop: false }` [INFO] [stdout] 2ecc074093d20ea56ba2d779f22e2743b76732f41c1ab98df9ee9a6918fbf2fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c68844bb8a6ebff92df4c79eba4b8ec366a7981fbb129aec35a2e28d8a427c87 [INFO] running `Command { std: "docker" "start" "-a" "c68844bb8a6ebff92df4c79eba4b8ec366a7981fbb129aec35a2e28d8a427c87", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling neon-build v0.8.3 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking libloading v0.6.7 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking cslice v0.2.0 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking neon-runtime v0.8.3 [INFO] [stderr] Compiling neon v0.8.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking num-rational v0.4.1 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling neon-macros v0.8.3 [INFO] [stderr] Checking neon-serde2 v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/de.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:82:1 [INFO] [stdout] | [INFO] [stdout] 82 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `neon` is imported redundantly [INFO] [stdout] --> src/errors.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use neon; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | extern crate neon; [INFO] [stdout] | ------------------ the item `neon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/errors.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num` is imported redundantly [INFO] [stdout] --> src/ser.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use num; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:80:1 [INFO] [stdout] | [INFO] [stdout] 80 | extern crate num; [INFO] [stdout] | ----------------- the item `num` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde` is imported redundantly [INFO] [stdout] --> src/de.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:82:1 [INFO] [stdout] | [INFO] [stdout] 82 | extern crate serde; [INFO] [stdout] | ------------------- the item `serde` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `neon` is imported redundantly [INFO] [stdout] --> src/errors.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use neon; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:79:1 [INFO] [stdout] | [INFO] [stdout] 79 | extern crate neon; [INFO] [stdout] | ------------------ the item `neon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/errors.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num` is imported redundantly [INFO] [stdout] --> src/ser.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use num; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:80:1 [INFO] [stdout] | [INFO] [stdout] 80 | extern crate num; [INFO] [stdout] | ----------------- the item `num` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.47s [INFO] running `Command { std: "docker" "inspect" "c68844bb8a6ebff92df4c79eba4b8ec366a7981fbb129aec35a2e28d8a427c87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c68844bb8a6ebff92df4c79eba4b8ec366a7981fbb129aec35a2e28d8a427c87", kill_on_drop: false }` [INFO] [stdout] c68844bb8a6ebff92df4c79eba4b8ec366a7981fbb129aec35a2e28d8a427c87