[INFO] fetching crate opentracing-rs-core 0.1.0... [INFO] testing opentracing-rs-core-0.1.0 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take3 [INFO] extracting crate opentracing-rs-core 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate opentracing-rs-core 0.1.0 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2345085f437348b2f5de5a598a2b51c2d773fa03d82bf106f3608cd25a04b680 [INFO] running `Command { std: "docker" "start" "-a" "2345085f437348b2f5de5a598a2b51c2d773fa03d82bf106f3608cd25a04b680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2345085f437348b2f5de5a598a2b51c2d773fa03d82bf106f3608cd25a04b680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2345085f437348b2f5de5a598a2b51c2d773fa03d82bf106f3608cd25a04b680", kill_on_drop: false }` [INFO] [stdout] 2345085f437348b2f5de5a598a2b51c2d773fa03d82bf106f3608cd25a04b680 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] c58fbc34b0e128498121267814ec67ebfd778f345e75401a6d729a116c36354f [INFO] running `Command { std: "docker" "start" "-a" "c58fbc34b0e128498121267814ec67ebfd778f345e75401a6d729a116c36354f", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling net2 v0.2.38 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [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 mio-uds v0.6.8 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [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-tcp v0.1.4 [INFO] [stderr] Compiling tokio-udp v0.1.6 [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] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.54s [INFO] running `Command { std: "docker" "inspect" "c58fbc34b0e128498121267814ec67ebfd778f345e75401a6d729a116c36354f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c58fbc34b0e128498121267814ec67ebfd778f345e75401a6d729a116c36354f", kill_on_drop: false }` [INFO] [stdout] c58fbc34b0e128498121267814ec67ebfd778f345e75401a6d729a116c36354f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] adc06f996528bf5d680fdc33656ed9ce5f55ee2920484aceb753fe06b0e80b3c [INFO] running `Command { std: "docker" "start" "-a" "adc06f996528bf5d680fdc33656ed9ce5f55ee2920484aceb753fe06b0e80b3c", 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] [stderr] Compiling opentracing-rs-core v0.1.0 (/opt/rustwide/workdir) [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] [stdout] warning: 3 warnings emitted [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] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "adc06f996528bf5d680fdc33656ed9ce5f55ee2920484aceb753fe06b0e80b3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adc06f996528bf5d680fdc33656ed9ce5f55ee2920484aceb753fe06b0e80b3c", kill_on_drop: false }` [INFO] [stdout] adc06f996528bf5d680fdc33656ed9ce5f55ee2920484aceb753fe06b0e80b3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4dac2283ec0cbf02826f5a273e9ecdbf83b2b12a7386be9bf2a5be89c1fe62fa [INFO] running `Command { std: "docker" "start" "-a" "4dac2283ec0cbf02826f5a273e9ecdbf83b2b12a7386be9bf2a5be89c1fe62fa", 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 [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/opentracing_rs_core-bb3bfa98e6b38c97) [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" "4dac2283ec0cbf02826f5a273e9ecdbf83b2b12a7386be9bf2a5be89c1fe62fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4dac2283ec0cbf02826f5a273e9ecdbf83b2b12a7386be9bf2a5be89c1fe62fa", kill_on_drop: false }` [INFO] [stdout] 4dac2283ec0cbf02826f5a273e9ecdbf83b2b12a7386be9bf2a5be89c1fe62fa