[INFO] fetching crate opentracing-rs-core 0.1.0... [INFO] testing opentracing-rs-core-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate opentracing-rs-core 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate opentracing-rs-core 0.1.0 [INFO] finished tweaking crates.io crate opentracing-rs-core 0.1.0 [INFO] tweaked toml for crates.io crate opentracing-rs-core 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate opentracing-rs-core 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 56 packages to latest compatible versions [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.47.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57d8878e54d449c35e90764a38c6f144e7ca14e04d70095c8c719b3e9e2a5e4d [INFO] running `Command { std: "docker" "start" "-a" "57d8878e54d449c35e90764a38c6f144e7ca14e04d70095c8c719b3e9e2a5e4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57d8878e54d449c35e90764a38c6f144e7ca14e04d70095c8c719b3e9e2a5e4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57d8878e54d449c35e90764a38c6f144e7ca14e04d70095c8c719b3e9e2a5e4d", kill_on_drop: false }` [INFO] [stdout] 57d8878e54d449c35e90764a38c6f144e7ca14e04d70095c8c719b3e9e2a5e4d [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61af560e9f3b38dcf331e05835a3580e31d0ad1cc8d2d94fdfa4644f659b80c1 [INFO] running `Command { std: "docker" "start" "-a" "61af560e9f3b38dcf331e05835a3580e31d0ad1cc8d2d94fdfa4644f659b80c1", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling opentracing-rs-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `start_time` and `references` are never read [INFO] [stdout] --> src/span.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 109 | struct Inner [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 115 | start_time: SystemTime, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | references: Vec>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key` and `value` are never read [INFO] [stdout] --> src/span.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 146 | pub struct BaggageItem { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 147 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 148 | value: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BaggageItem` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `value` are never read [INFO] [stdout] --> src/tag.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Tag { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 3 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | value: TagValue, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tag` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.61s [INFO] running `Command { std: "docker" "inspect" "61af560e9f3b38dcf331e05835a3580e31d0ad1cc8d2d94fdfa4644f659b80c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61af560e9f3b38dcf331e05835a3580e31d0ad1cc8d2d94fdfa4644f659b80c1", kill_on_drop: false }` [INFO] [stdout] 61af560e9f3b38dcf331e05835a3580e31d0ad1cc8d2d94fdfa4644f659b80c1 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93d44cc497dfdbff15dc4f5142e624c57c4000586c42867251688eaf28e5cd54 [INFO] running `Command { std: "docker" "start" "-a" "93d44cc497dfdbff15dc4f5142e624c57c4000586c42867251688eaf28e5cd54", kill_on_drop: false }` [INFO] [stdout] warning: fields `start_time` and `references` are never read [INFO] [stdout] --> src/span.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 109 | struct Inner [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 115 | start_time: SystemTime, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | references: Vec>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key` and `value` are never read [INFO] [stdout] --> src/span.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 146 | pub struct BaggageItem { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 147 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 148 | value: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BaggageItem` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling opentracing-rs-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `name` and `value` are never read [INFO] [stdout] --> src/tag.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Tag { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 3 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | value: TagValue, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tag` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `start_time` and `references` are never read [INFO] [stdout] --> src/span.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 109 | struct Inner [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 115 | start_time: SystemTime, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 118 | references: Vec>, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key` and `value` are never read [INFO] [stdout] --> src/span.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 146 | pub struct BaggageItem { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 147 | key: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 148 | value: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BaggageItem` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `value` are never read [INFO] [stdout] --> src/tag.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Tag { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 3 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | value: TagValue, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Tag` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "93d44cc497dfdbff15dc4f5142e624c57c4000586c42867251688eaf28e5cd54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93d44cc497dfdbff15dc4f5142e624c57c4000586c42867251688eaf28e5cd54", kill_on_drop: false }` [INFO] [stdout] 93d44cc497dfdbff15dc4f5142e624c57c4000586c42867251688eaf28e5cd54 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a4b4638414797f492bcfca7cd407337f58bfb4a873fd2e2c294fd9bd6c368926 [INFO] running `Command { std: "docker" "start" "-a" "a4b4638414797f492bcfca7cd407337f58bfb4a873fd2e2c294fd9bd6c368926", kill_on_drop: false }` [INFO] [stderr] warning: fields `start_time` and `references` are never read [INFO] [stderr] --> src/span.rs:115:5 [INFO] [stderr] | [INFO] [stderr] 109 | struct Inner [INFO] [stderr] | ----- fields in this struct [INFO] [stderr] ... [INFO] [stderr] 115 | start_time: SystemTime, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 118 | references: Vec>, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `key` and `value` are never read [INFO] [stderr] --> src/span.rs:147:5 [INFO] [stderr] | [INFO] [stderr] 146 | pub struct BaggageItem { [INFO] [stderr] | ----------- fields in this struct [INFO] [stderr] 147 | key: String, [INFO] [stderr] | ^^^ [INFO] [stderr] 148 | value: String, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `BaggageItem` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: fields `name` and `value` are never read [INFO] [stderr] --> src/tag.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 2 | pub struct Tag { [INFO] [stderr] | --- fields in this struct [INFO] [stderr] 3 | name: String, [INFO] [stderr] | ^^^^ [INFO] [stderr] 4 | value: TagValue, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Tag` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `opentracing-rs-core` (lib) generated 3 warnings [INFO] [stderr] warning: `opentracing-rs-core` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/opentracing_rs_core-4278b23e0dccd71b) [INFO] [stdout] [INFO] [stderr] Doc-tests opentracing_rs_core [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a4b4638414797f492bcfca7cd407337f58bfb4a873fd2e2c294fd9bd6c368926", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4b4638414797f492bcfca7cd407337f58bfb4a873fd2e2c294fd9bd6c368926", kill_on_drop: false }` [INFO] [stdout] a4b4638414797f492bcfca7cd407337f58bfb4a873fd2e2c294fd9bd6c368926