[INFO] fetching crate acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f 1.0.2...
[INFO] testing acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f-1.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f 1.0.2 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f 1.0.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f 1.0.2
[INFO] finished tweaking crates.io crate acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f 1.0.2
[INFO] tweaked toml for crates.io crate acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f 1.0.2 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c1f1d425ccb3c6c19c5b6aacb2aa0c036d075ee1dc76d4383cd072bd59a22b9
[INFO] running `Command { std: "docker" "start" "-a" "4c1f1d425ccb3c6c19c5b6aacb2aa0c036d075ee1dc76d4383cd072bd59a22b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c1f1d425ccb3c6c19c5b6aacb2aa0c036d075ee1dc76d4383cd072bd59a22b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1f1d425ccb3c6c19c5b6aacb2aa0c036d075ee1dc76d4383cd072bd59a22b9", kill_on_drop: false }`
[INFO] [stdout] 4c1f1d425ccb3c6c19c5b6aacb2aa0c036d075ee1dc76d4383cd072bd59a22b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9608f552292b525f913dbc06c8a609c3fbc9b8643a5cae9602a7544f2861bbd7
[INFO] running `Command { std: "docker" "start" "-a" "9608f552292b525f913dbc06c8a609c3fbc9b8643a5cae9602a7544f2861bbd7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "9608f552292b525f913dbc06c8a609c3fbc9b8643a5cae9602a7544f2861bbd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9608f552292b525f913dbc06c8a609c3fbc9b8643a5cae9602a7544f2861bbd7", kill_on_drop: false }`
[INFO] [stdout] 9608f552292b525f913dbc06c8a609c3fbc9b8643a5cae9602a7544f2861bbd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9d475724fab0c14055889edb22430e93def4b0a01bb86bb02d30c57cc8c97db
[INFO] running `Command { std: "docker" "start" "-a" "a9d475724fab0c14055889edb22430e93def4b0a01bb86bb02d30c57cc8c97db", kill_on_drop: false }`
[INFO] [stderr]    Compiling acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f-6d3ac2fdee206991)
[INFO] running `Command { std: "docker" "inspect" "a9d475724fab0c14055889edb22430e93def4b0a01bb86bb02d30c57cc8c97db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d475724fab0c14055889edb22430e93def4b0a01bb86bb02d30c57cc8c97db", kill_on_drop: false }`
[INFO] [stdout] a9d475724fab0c14055889edb22430e93def4b0a01bb86bb02d30c57cc8c97db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f8397793daa319634ee069aca880139ddb3f0d62bf8c0ba3f62f41b27baa4f9
[INFO] running `Command { std: "docker" "start" "-a" "7f8397793daa319634ee069aca880139ddb3f0d62bf8c0ba3f62f41b27baa4f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `indent`
[INFO] [stderr]  --> src/lib.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stderr]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f` (lib) generated 1 warning
[INFO] [stderr] warning: `acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f-6d3ac2fdee206991)
[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]    Doc-tests acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f
[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" "7f8397793daa319634ee069aca880139ddb3f0d62bf8c0ba3f62f41b27baa4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8397793daa319634ee069aca880139ddb3f0d62bf8c0ba3f62f41b27baa4f9", kill_on_drop: false }`
[INFO] [stdout] 7f8397793daa319634ee069aca880139ddb3f0d62bf8c0ba3f62f41b27baa4f9