[INFO] fetching crate dsf-client 0.2.0...
[INFO] testing dsf-client-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate dsf-client 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate dsf-client 0.2.0
[INFO] finished tweaking crates.io crate dsf-client 0.2.0
[INFO] tweaked toml for crates.io crate dsf-client 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dsf-client 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dsf-client 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] ac9410f29b152a9f41b12cd3463b5ee41c6dcca6cc14f21b111ca9b74797fbcc
[INFO] running `Command { std: "docker" "start" "-a" "ac9410f29b152a9f41b12cd3463b5ee41c6dcca6cc14f21b111ca9b74797fbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac9410f29b152a9f41b12cd3463b5ee41c6dcca6cc14f21b111ca9b74797fbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac9410f29b152a9f41b12cd3463b5ee41c6dcca6cc14f21b111ca9b74797fbcc", kill_on_drop: false }`
[INFO] [stdout] ac9410f29b152a9f41b12cd3463b5ee41c6dcca6cc14f21b111ca9b74797fbcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec8155499b425715f35eccbb9d343b5b09ce04ed001ccf47b5c0de13c2bd5544
[INFO] running `Command { std: "docker" "start" "-a" "ec8155499b425715f35eccbb9d343b5b09ce04ed001ccf47b5c0de13c2bd5544", kill_on_drop: false }`
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[INFO] [stderr]    Compiling dsf-core v0.2.0
[INFO] [stderr]    Compiling dsf-rpc v0.2.0
[INFO] [stderr]    Compiling dsf-client v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `tx_handle` and `rx_handle` are never read
[INFO] [stdout]   --> src/client.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Client {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 63 |     tx_handle: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 64 |     rx_handle: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "ec8155499b425715f35eccbb9d343b5b09ce04ed001ccf47b5c0de13c2bd5544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8155499b425715f35eccbb9d343b5b09ce04ed001ccf47b5c0de13c2bd5544", kill_on_drop: false }`
[INFO] [stdout] ec8155499b425715f35eccbb9d343b5b09ce04ed001ccf47b5c0de13c2bd5544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3f8c805ddff27ef815ced48263e9add1afe01b8387f8351c53e30622c72fc3f
[INFO] running `Command { std: "docker" "start" "-a" "d3f8c805ddff27ef815ced48263e9add1afe01b8387f8351c53e30622c72fc3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling dsf-client v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `tx_handle` and `rx_handle` are never read
[INFO] [stdout]   --> src/client.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Client {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 63 |     tx_handle: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 64 |     rx_handle: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tx_handle` and `rx_handle` are never read
[INFO] [stdout]   --> src/client.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct Client {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 63 |     tx_handle: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 64 |     rx_handle: JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "d3f8c805ddff27ef815ced48263e9add1afe01b8387f8351c53e30622c72fc3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f8c805ddff27ef815ced48263e9add1afe01b8387f8351c53e30622c72fc3f", kill_on_drop: false }`
[INFO] [stdout] d3f8c805ddff27ef815ced48263e9add1afe01b8387f8351c53e30622c72fc3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f87b697243790ae41141d44e937d67a56ab2d378d2804a683b994f94f4e3cefe
[INFO] running `Command { std: "docker" "start" "-a" "f87b697243790ae41141d44e937d67a56ab2d378d2804a683b994f94f4e3cefe", kill_on_drop: false }`
[INFO] [stderr] warning: fields `tx_handle` and `rx_handle` are never read
[INFO] [stderr]   --> src/client.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub struct Client {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 63 |     tx_handle: JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 64 |     rx_handle: JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Client` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dsf-client` (lib) generated 1 warning
[INFO] [stderr] warning: `dsf-client` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dsf_client-60fdd6b397b6e12b)
[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 src/main.rs (/opt/rustwide/target/debug/deps/dsfc-a7c1e14859d672bc)
[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 dsf_client
[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" "f87b697243790ae41141d44e937d67a56ab2d378d2804a683b994f94f4e3cefe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f87b697243790ae41141d44e937d67a56ab2d378d2804a683b994f94f4e3cefe", kill_on_drop: false }`
[INFO] [stdout] f87b697243790ae41141d44e937d67a56ab2d378d2804a683b994f94f4e3cefe