[INFO] fetching crate cargo2 0.2.2... [INFO] checking cargo2-0.2.2 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] extracting crate cargo2 0.2.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate cargo2 0.2.2 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo2 0.2.2 [INFO] finished tweaking crates.io crate cargo2 0.2.2 [INFO] tweaked toml for crates.io crate cargo2 0.2.2 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1657c2a0680c502533e4e726f34a1d817e632e28836f7749195e17abfea9b646 [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" "1657c2a0680c502533e4e726f34a1d817e632e28836f7749195e17abfea9b646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1657c2a0680c502533e4e726f34a1d817e632e28836f7749195e17abfea9b646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1657c2a0680c502533e4e726f34a1d817e632e28836f7749195e17abfea9b646", kill_on_drop: false }` [INFO] [stdout] 1657c2a0680c502533e4e726f34a1d817e632e28836f7749195e17abfea9b646 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eaf9ec74af7ee580baf2137b72d1eeb5d2abf44bd040ac83cb3e817a30aada8e [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" "eaf9ec74af7ee580baf2137b72d1eeb5d2abf44bd040ac83cb3e817a30aada8e", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking cargo2 v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `serde` [INFO] [stdout] --> src/metadata.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde` [INFO] [stdout] --> src/metadata.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/main.rs:31:25 [INFO] [stdout] | [INFO] [stdout] 31 | ("bundle", Some(m)) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/main.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | ("check", Some(m)) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `entry` [INFO] [stdout] --> src/license.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let entry = license_map [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/license.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut parts = split_license(license); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/main.rs:31:25 [INFO] [stdout] | [INFO] [stdout] 31 | ("bundle", Some(m)) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/main.rs:32:24 [INFO] [stdout] | [INFO] [stdout] 32 | ("check", Some(m)) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `entry` [INFO] [stdout] --> src/license.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | let entry = license_map [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/license.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut parts = split_license(license); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `check_licenses` [INFO] [stdout] --> src/license.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn check_licenses() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bundle_licenses` [INFO] [stdout] --> src/license.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn bundle_licenses() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `split_multiple` [INFO] [stdout] --> src/util.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn split_multiple() {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `check_licenses` [INFO] [stdout] --> src/license.rs:38:8 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn check_licenses() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `bundle_licenses` [INFO] [stdout] --> src/license.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn bundle_licenses() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `split_multiple` [INFO] [stdout] --> src/util.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn split_multiple() {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.93s [INFO] running `Command { std: "docker" "inspect" "eaf9ec74af7ee580baf2137b72d1eeb5d2abf44bd040ac83cb3e817a30aada8e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eaf9ec74af7ee580baf2137b72d1eeb5d2abf44bd040ac83cb3e817a30aada8e", kill_on_drop: false }` [INFO] [stdout] eaf9ec74af7ee580baf2137b72d1eeb5d2abf44bd040ac83cb3e817a30aada8e