[INFO] fetching crate hone 0.0.1... [INFO] testing hone-0.0.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate hone 0.0.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate hone 0.0.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hone 0.0.1 [INFO] finished tweaking crates.io crate hone 0.0.1 [INFO] tweaked toml for crates.io crate hone 0.0.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate hone 0.0.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58f6cdb2c67622900fd8b4e2241d1517449917ef6fa54b0fee4478eb22783fe9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "58f6cdb2c67622900fd8b4e2241d1517449917ef6fa54b0fee4478eb22783fe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58f6cdb2c67622900fd8b4e2241d1517449917ef6fa54b0fee4478eb22783fe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58f6cdb2c67622900fd8b4e2241d1517449917ef6fa54b0fee4478eb22783fe9", kill_on_drop: false }` [INFO] [stdout] 58f6cdb2c67622900fd8b4e2241d1517449917ef6fa54b0fee4478eb22783fe9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 61038b64ab00d1a6c73b1d6ef73904c09c676c7ff82e4217319c71bdb47adbf1 [INFO] running `Command { std: "docker" "start" "-a" "61038b64ab00d1a6c73b1d6ef73904c09c676c7ff82e4217319c71bdb47adbf1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling trackable_derive v0.1.2 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Compiling trackable v0.2.23 [INFO] [stderr] Compiling rustversion v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-error v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.3 [INFO] [stderr] Compiling structopt-derive v0.4.0 [INFO] [stderr] Compiling structopt v0.3.7 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling uuid v0.8.1 [INFO] [stderr] Compiling hone v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `study_name` [INFO] [stdout] --> src/study.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | study_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/study.rs:285:5 [INFO] [stdout] | [INFO] [stdout] 285 | id: Uuid, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `handle` [INFO] [stdout] --> src/run.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | handle: TrialHandle, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 07s [INFO] running `Command { std: "docker" "inspect" "61038b64ab00d1a6c73b1d6ef73904c09c676c7ff82e4217319c71bdb47adbf1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61038b64ab00d1a6c73b1d6ef73904c09c676c7ff82e4217319c71bdb47adbf1", kill_on_drop: false }` [INFO] [stdout] 61038b64ab00d1a6c73b1d6ef73904c09c676c7ff82e4217319c71bdb47adbf1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 06eb015065f8f024380071d67a57f5ad0c24a0654463b40cd4360bfe981f473d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "06eb015065f8f024380071d67a57f5ad0c24a0654463b40cd4360bfe981f473d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hone v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `study_name` [INFO] [stdout] --> src/study.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | study_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/study.rs:285:5 [INFO] [stdout] | [INFO] [stdout] 285 | id: Uuid, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `handle` [INFO] [stdout] --> src/run.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | handle: TrialHandle, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `study_name` [INFO] [stdout] --> src/study.rs:74:5 [INFO] [stdout] | [INFO] [stdout] 74 | study_name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/study.rs:285:5 [INFO] [stdout] | [INFO] [stdout] 285 | id: Uuid, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `handle` [INFO] [stdout] --> src/run.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | handle: TrialHandle, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.88s [INFO] running `Command { std: "docker" "inspect" "06eb015065f8f024380071d67a57f5ad0c24a0654463b40cd4360bfe981f473d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06eb015065f8f024380071d67a57f5ad0c24a0654463b40cd4360bfe981f473d", kill_on_drop: false }` [INFO] [stdout] 06eb015065f8f024380071d67a57f5ad0c24a0654463b40cd4360bfe981f473d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 589c42bd9b2ab4bfd1337f13c7bbfd51064981db4502e87734431b50ed73367e [INFO] running `Command { std: "docker" "start" "-a" "589c42bd9b2ab4bfd1337f13c7bbfd51064981db4502e87734431b50ed73367e", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `study_name` [INFO] [stderr] --> src/study.rs:74:5 [INFO] [stderr] | [INFO] [stderr] 74 | study_name: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `id` [INFO] [stderr] --> src/study.rs:285:5 [INFO] [stderr] | [INFO] [stderr] 285 | id: Uuid, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `handle` [INFO] [stderr] --> src/run.rs:82:5 [INFO] [stderr] | [INFO] [stderr] 82 | handle: TrialHandle, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hone` (lib) generated 3 warnings [INFO] [stderr] warning: `hone` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hone-9c8fd924b1e173a5) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hone-98a1bc0cd25a3e54) [INFO] [stdout] [INFO] [stderr] Doc-tests hone [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" "589c42bd9b2ab4bfd1337f13c7bbfd51064981db4502e87734431b50ed73367e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "589c42bd9b2ab4bfd1337f13c7bbfd51064981db4502e87734431b50ed73367e", kill_on_drop: false }` [INFO] [stdout] 589c42bd9b2ab4bfd1337f13c7bbfd51064981db4502e87734431b50ed73367e