[INFO] fetching crate adaptive_backoff 0.2.1...
[INFO] testing adaptive_backoff-0.2.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate adaptive_backoff 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate adaptive_backoff 0.2.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adaptive_backoff 0.2.1
[INFO] finished tweaking crates.io crate adaptive_backoff 0.2.1
[INFO] tweaked toml for crates.io crate adaptive_backoff 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fc4ba2d42662714a45adec8d28b530e266fe8ac028c422566b7414d08ce310e
[INFO] running `Command { std: "docker" "start" "-a" "9fc4ba2d42662714a45adec8d28b530e266fe8ac028c422566b7414d08ce310e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fc4ba2d42662714a45adec8d28b530e266fe8ac028c422566b7414d08ce310e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc4ba2d42662714a45adec8d28b530e266fe8ac028c422566b7414d08ce310e", kill_on_drop: false }`
[INFO] [stdout] 9fc4ba2d42662714a45adec8d28b530e266fe8ac028c422566b7414d08ce310e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdeb33ac393af2d8af1fc9d01b6673079e577352b008b0caea09ae18417f7a2d
[INFO] running `Command { std: "docker" "start" "-a" "fdeb33ac393af2d8af1fc9d01b6673079e577352b008b0caea09ae18417f7a2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `success_step` and `fail_step` are never read
[INFO] [stdout]   --> src/lib/adaptive.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     success_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     fail_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "fdeb33ac393af2d8af1fc9d01b6673079e577352b008b0caea09ae18417f7a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdeb33ac393af2d8af1fc9d01b6673079e577352b008b0caea09ae18417f7a2d", kill_on_drop: false }`
[INFO] [stdout] fdeb33ac393af2d8af1fc9d01b6673079e577352b008b0caea09ae18417f7a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0903f27ff0384192e60aa409930f43a26a827b439e251f05d745ccfc7f538a3
[INFO] running `Command { std: "docker" "start" "-a" "f0903f27ff0384192e60aa409930f43a26a827b439e251f05d745ccfc7f538a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `success_step` and `fail_step` are never read
[INFO] [stdout]   --> src/lib/adaptive.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     success_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     fail_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `success_step` and `fail_step` are never read
[INFO] [stdout]   --> src/lib/adaptive.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     success_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     fail_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f0903f27ff0384192e60aa409930f43a26a827b439e251f05d745ccfc7f538a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0903f27ff0384192e60aa409930f43a26a827b439e251f05d745ccfc7f538a3", kill_on_drop: false }`
[INFO] [stdout] f0903f27ff0384192e60aa409930f43a26a827b439e251f05d745ccfc7f538a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d8e18501b6248d5fc6411d91a4fbc105f5db1bb331cc3134f9fef67b1a5da19
[INFO] running `Command { std: "docker" "start" "-a" "1d8e18501b6248d5fc6411d91a4fbc105f5db1bb331cc3134f9fef67b1a5da19", kill_on_drop: false }`
[INFO] [stderr] warning: fields `success_step` and `fail_step` are never read
[INFO] [stderr]   --> src/lib/adaptive.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 48 |     success_step: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 49 |     fail_step: f64,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `adaptive_backoff` (lib) generated 1 warning
[INFO] [stderr] warning: `adaptive_backoff` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib/main.rs (/opt/rustwide/target/debug/deps/adaptive_backoff-4c2e534d56bebeeb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test adaptive::test_adaptive_exp_backoff ... ok
[INFO] [stderr]    Doc-tests adaptive_backoff
[INFO] [stdout] test backoff::test_exp_backoff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "1d8e18501b6248d5fc6411d91a4fbc105f5db1bb331cc3134f9fef67b1a5da19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d8e18501b6248d5fc6411d91a4fbc105f5db1bb331cc3134f9fef67b1a5da19", kill_on_drop: false }`
[INFO] [stdout] 1d8e18501b6248d5fc6411d91a4fbc105f5db1bb331cc3134f9fef67b1a5da19
[INFO] testing adaptive_backoff-0.2.1 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate adaptive_backoff 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate adaptive_backoff 0.2.1 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adaptive_backoff 0.2.1
[INFO] finished tweaking crates.io crate adaptive_backoff 0.2.1
[INFO] tweaked toml for crates.io crate adaptive_backoff 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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_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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a156f06a1a5f44ca25784bd44d19319a86ba9600215e4898b6b27979669e2cd
[INFO] running `Command { std: "docker" "start" "-a" "4a156f06a1a5f44ca25784bd44d19319a86ba9600215e4898b6b27979669e2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a156f06a1a5f44ca25784bd44d19319a86ba9600215e4898b6b27979669e2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a156f06a1a5f44ca25784bd44d19319a86ba9600215e4898b6b27979669e2cd", kill_on_drop: false }`
[INFO] [stdout] 4a156f06a1a5f44ca25784bd44d19319a86ba9600215e4898b6b27979669e2cd
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 690fa824d71420492c99249a5d64935d41be76dbd92e6f12ab80eb094684eec8
[INFO] running `Command { std: "docker" "start" "-a" "690fa824d71420492c99249a5d64935d41be76dbd92e6f12ab80eb094684eec8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `success_step` and `fail_step` are never read
[INFO] [stdout]   --> src/lib/adaptive.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     success_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     fail_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "690fa824d71420492c99249a5d64935d41be76dbd92e6f12ab80eb094684eec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690fa824d71420492c99249a5d64935d41be76dbd92e6f12ab80eb094684eec8", kill_on_drop: false }`
[INFO] [stdout] 690fa824d71420492c99249a5d64935d41be76dbd92e6f12ab80eb094684eec8
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 684cae9595cdc01fb354f433d23836224a5a4cbb7daa9ce86b9cafd763305baa
[INFO] running `Command { std: "docker" "start" "-a" "684cae9595cdc01fb354f433d23836224a5a4cbb7daa9ce86b9cafd763305baa", kill_on_drop: false }`
[INFO] [stderr]    Compiling adaptive_backoff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `success_step` and `fail_step` are never read
[INFO] [stdout]   --> src/lib/adaptive.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     success_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     fail_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `success_step` and `fail_step` are never read
[INFO] [stdout]   --> src/lib/adaptive.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 48 |     success_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 49 |     fail_step: f64,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "684cae9595cdc01fb354f433d23836224a5a4cbb7daa9ce86b9cafd763305baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684cae9595cdc01fb354f433d23836224a5a4cbb7daa9ce86b9cafd763305baa", kill_on_drop: false }`
[INFO] [stdout] 684cae9595cdc01fb354f433d23836224a5a4cbb7daa9ce86b9cafd763305baa
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74905c39e42856f30a8f0fbc179cabac4d176ff895bd9e5c0760fb0c488fe0cd
[INFO] running `Command { std: "docker" "start" "-a" "74905c39e42856f30a8f0fbc179cabac4d176ff895bd9e5c0760fb0c488fe0cd", kill_on_drop: false }`
[INFO] [stderr] warning: fields `success_step` and `fail_step` are never read
[INFO] [stderr]   --> src/lib/adaptive.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Adaptive<B: Backoff> {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 48 |     success_step: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 49 |     fail_step: f64,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Adaptive` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `adaptive_backoff` (lib) generated 1 warning
[INFO] [stderr] warning: `adaptive_backoff` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib/main.rs (/opt/rustwide/target/debug/deps/adaptive_backoff-4c2e534d56bebeeb)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test backoff::test_exp_backoff ... ok
[INFO] [stdout] test adaptive::test_adaptive_exp_backoff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests adaptive_backoff
[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" "74905c39e42856f30a8f0fbc179cabac4d176ff895bd9e5c0760fb0c488fe0cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74905c39e42856f30a8f0fbc179cabac4d176ff895bd9e5c0760fb0c488fe0cd", kill_on_drop: false }`
[INFO] [stdout] 74905c39e42856f30a8f0fbc179cabac4d176ff895bd9e5c0760fb0c488fe0cd
