[INFO] fetching crate dictionary 0.1.0... [INFO] testing dictionary-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate dictionary 0.1.0 into /workspace/builds/worker-96/source [INFO] validating manifest of crates.io crate dictionary 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dictionary 0.1.0 [INFO] finished tweaking crates.io crate dictionary 0.1.0 [INFO] tweaked toml for crates.io crate dictionary 0.1.0 written to /workspace/builds/worker-96/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7962b36adb9bef9547f9ae2f82503662d0440bde71d09775fe648d9484485d23 [INFO] running `Command { std: "docker" "start" "-a" "7962b36adb9bef9547f9ae2f82503662d0440bde71d09775fe648d9484485d23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7962b36adb9bef9547f9ae2f82503662d0440bde71d09775fe648d9484485d23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7962b36adb9bef9547f9ae2f82503662d0440bde71d09775fe648d9484485d23", kill_on_drop: false }` [INFO] [stdout] 7962b36adb9bef9547f9ae2f82503662d0440bde71d09775fe648d9484485d23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2d5b97fdf156653b8f19aaf3fe52446598196b4e5733e78c1a07edc9fd23767 [INFO] running `Command { std: "docker" "start" "-a" "a2d5b97fdf156653b8f19aaf3fe52446598196b4e5733e78c1a07edc9fd23767", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling json v0.11.15 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling encoding_rs v0.8.29 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling openssl-sys v0.9.71 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling openssl v0.10.38 [INFO] [stderr] Compiling native-tls v0.2.8 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling flate2 v1.0.22 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling publicsuffix v1.5.6 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_json v1.0.71 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling reqwest v0.9.24 [INFO] [stderr] Compiling dictionary v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &underline.push("-"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 10 | let _ = &underline.push("-"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 33s [INFO] running `Command { std: "docker" "inspect" "a2d5b97fdf156653b8f19aaf3fe52446598196b4e5733e78c1a07edc9fd23767", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2d5b97fdf156653b8f19aaf3fe52446598196b4e5733e78c1a07edc9fd23767", kill_on_drop: false }` [INFO] [stdout] a2d5b97fdf156653b8f19aaf3fe52446598196b4e5733e78c1a07edc9fd23767 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8110cab5bb420f50c47463c6f318fc6402f94c481c8749d581b9b0b3cd4a2e8f [INFO] running `Command { std: "docker" "start" "-a" "8110cab5bb420f50c47463c6f318fc6402f94c481c8749d581b9b0b3cd4a2e8f", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling dictionary v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | &underline.push("-"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 10 | let _ = &underline.push("-"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "8110cab5bb420f50c47463c6f318fc6402f94c481c8749d581b9b0b3cd4a2e8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8110cab5bb420f50c47463c6f318fc6402f94c481c8749d581b9b0b3cd4a2e8f", kill_on_drop: false }` [INFO] [stdout] 8110cab5bb420f50c47463c6f318fc6402f94c481c8749d581b9b0b3cd4a2e8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 258a585c2d34ff4ad958d4a8563aae6e0cbf9c4a7c8d9a1581e931d00c7bcd6c [INFO] running `Command { std: "docker" "start" "-a" "258a585c2d34ff4ad958d4a8563aae6e0cbf9c4a7c8d9a1581e931d00c7bcd6c", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | &underline.push("-"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 10 | let _ = &underline.push("-"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `dictionary` (bin "dictionary" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dictionary-b82e9d697a50f93f) [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" "258a585c2d34ff4ad958d4a8563aae6e0cbf9c4a7c8d9a1581e931d00c7bcd6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "258a585c2d34ff4ad958d4a8563aae6e0cbf9c4a7c8d9a1581e931d00c7bcd6c", kill_on_drop: false }` [INFO] [stdout] 258a585c2d34ff4ad958d4a8563aae6e0cbf9c4a7c8d9a1581e931d00c7bcd6c