[INFO] fetching crate memcached-rs 0.4.2... [INFO] checking memcached-rs-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate memcached-rs 0.4.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate memcached-rs 0.4.2 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 memcached-rs 0.4.2 [INFO] finished tweaking crates.io crate memcached-rs 0.4.2 [INFO] tweaked toml for crates.io crate memcached-rs 0.4.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate memcached-rs 0.4.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v2.1.1 [INFO] [stderr] Downloaded cfg-if v0.1.6 [INFO] [stderr] Downloaded ucd-util v0.1.2 [INFO] [stderr] Downloaded md5 v0.3.8 [INFO] [stderr] Downloaded conhash v0.4.0 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded bufstream v0.1.4 [INFO] [stderr] Downloaded regex-syntax v0.6.3 [INFO] [stderr] Downloaded regex v1.0.6 [INFO] [stderr] Downloaded byteorder v1.2.7 [INFO] [stderr] Downloaded redox_syscall v0.1.40 [INFO] [stderr] Downloaded aho-corasick v0.6.9 [INFO] [stderr] Downloaded winapi v0.3.6 [INFO] [stderr] Downloaded winapi-util v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c2f5e09ad90456b0a246956a56018711f86371577de2313f3b5736482a8f27f3 [INFO] running `Command { std: "docker" "start" "-a" "c2f5e09ad90456b0a246956a56018711f86371577de2313f3b5736482a8f27f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2f5e09ad90456b0a246956a56018711f86371577de2313f3b5736482a8f27f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2f5e09ad90456b0a246956a56018711f86371577de2313f3b5736482a8f27f3", kill_on_drop: false }` [INFO] [stdout] c2f5e09ad90456b0a246956a56018711f86371577de2313f3b5736482a8f27f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 42cd845211147455bdea7649b7dcfa6390932af57cc34f56e7d3f5c56ba2dc95 [INFO] running `Command { std: "docker" "start" "-a" "42cd845211147455bdea7649b7dcfa6390932af57cc34f56e7d3f5c56ba2dc95", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking ucd-util v0.1.2 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking md5 v0.3.8 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking conhash v0.4.0 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking unix_socket v0.5.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking memcached-rs v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::string::String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::string::String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.53s [INFO] running `Command { std: "docker" "inspect" "42cd845211147455bdea7649b7dcfa6390932af57cc34f56e7d3f5c56ba2dc95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42cd845211147455bdea7649b7dcfa6390932af57cc34f56e7d3f5c56ba2dc95", kill_on_drop: false }` [INFO] [stdout] 42cd845211147455bdea7649b7dcfa6390932af57cc34f56e7d3f5c56ba2dc95 [INFO] checking memcached-rs-0.4.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate memcached-rs 0.4.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate memcached-rs 0.4.2 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate memcached-rs 0.4.2 [INFO] finished tweaking crates.io crate memcached-rs 0.4.2 [INFO] tweaked toml for crates.io crate memcached-rs 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate memcached-rs 0.4.2 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e36ef053583dc9d4edb9f7dabe62c9f10de8651c4e621694e20b8384fbc6cce [INFO] running `Command { std: "docker" "start" "-a" "9e36ef053583dc9d4edb9f7dabe62c9f10de8651c4e621694e20b8384fbc6cce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e36ef053583dc9d4edb9f7dabe62c9f10de8651c4e621694e20b8384fbc6cce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e36ef053583dc9d4edb9f7dabe62c9f10de8651c4e621694e20b8384fbc6cce", kill_on_drop: false }` [INFO] [stdout] 9e36ef053583dc9d4edb9f7dabe62c9f10de8651c4e621694e20b8384fbc6cce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 208186c3ba427f852137e6110b0123637ce779cfc45f51a235b326f451728e18 [INFO] running `Command { std: "docker" "start" "-a" "208186c3ba427f852137e6110b0123637ce779cfc45f51a235b326f451728e18", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking ucd-util v0.1.2 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking md5 v0.3.8 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking bufstream v0.1.4 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.3 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking conhash v0.4.0 [INFO] [stderr] Checking unix_socket v0.5.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking memcached-rs v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::string::String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/mod.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `String` is imported redundantly [INFO] [stdout] --> src/proto/binary.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::string::String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `String` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s [INFO] running `Command { std: "docker" "inspect" "208186c3ba427f852137e6110b0123637ce779cfc45f51a235b326f451728e18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "208186c3ba427f852137e6110b0123637ce779cfc45f51a235b326f451728e18", kill_on_drop: false }` [INFO] [stdout] 208186c3ba427f852137e6110b0123637ce779cfc45f51a235b326f451728e18