[INFO] fetching crate shadow-rs 0.1.0...
[INFO] testing shadow-rs-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate shadow-rs 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate shadow-rs 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shadow-rs 0.1.0
[INFO] finished tweaking crates.io crate shadow-rs 0.1.0
[INFO] tweaked toml for crates.io crate shadow-rs 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 765dde329482ccdfbe25e569338d059898721e7f94a2f5bea8e0167c82294c5a
[INFO] running `Command { std: "docker" "start" "-a" "765dde329482ccdfbe25e569338d059898721e7f94a2f5bea8e0167c82294c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "765dde329482ccdfbe25e569338d059898721e7f94a2f5bea8e0167c82294c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765dde329482ccdfbe25e569338d059898721e7f94a2f5bea8e0167c82294c5a", kill_on_drop: false }`
[INFO] [stdout] 765dde329482ccdfbe25e569338d059898721e7f94a2f5bea8e0167c82294c5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e5dde5a126724c67e7019c903030315b644550424872700818cb7d462501b9
[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" "a5e5dde5a126724c67e7019c903030315b644550424872700818cb7d462501b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling shadow-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Shadow`
[INFO] [stdout]  --> src/shadow.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Shadow {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Environment`
[INFO] [stdout]  --> src/shadow.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Environment {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `BuildChannel`
[INFO] [stdout]   --> src/shadow.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum BuildChannel {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Project`
[INFO] [stdout]   --> src/shadow.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Project {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Git`
[INFO] [stdout]   --> src/shadow.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Git {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "a5e5dde5a126724c67e7019c903030315b644550424872700818cb7d462501b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e5dde5a126724c67e7019c903030315b644550424872700818cb7d462501b9", kill_on_drop: false }`
[INFO] [stdout] a5e5dde5a126724c67e7019c903030315b644550424872700818cb7d462501b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f30296fa558197a8c32c4a5764df0c8d3c2e1e01503be8625f9fd2c4050433c7
[INFO] running `Command { std: "docker" "start" "-a" "f30296fa558197a8c32c4a5764df0c8d3c2e1e01503be8625f9fd2c4050433c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling shadow-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Shadow`
[INFO] [stdout]  --> src/shadow.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Shadow {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Environment`
[INFO] [stdout]  --> src/shadow.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Environment {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `BuildChannel`
[INFO] [stdout]   --> src/shadow.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum BuildChannel {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Project`
[INFO] [stdout]   --> src/shadow.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Project {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Git`
[INFO] [stdout]   --> src/shadow.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Git {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Shadow`
[INFO] [stdout]  --> src/shadow.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Shadow {}
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Environment`
[INFO] [stdout]  --> src/shadow.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Environment {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `BuildChannel`
[INFO] [stdout]   --> src/shadow.rs:12:6
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum BuildChannel {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Project`
[INFO] [stdout]   --> src/shadow.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Project {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Git`
[INFO] [stdout]   --> src/shadow.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct Git {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "f30296fa558197a8c32c4a5764df0c8d3c2e1e01503be8625f9fd2c4050433c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30296fa558197a8c32c4a5764df0c8d3c2e1e01503be8625f9fd2c4050433c7", kill_on_drop: false }`
[INFO] [stdout] f30296fa558197a8c32c4a5764df0c8d3c2e1e01503be8625f9fd2c4050433c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3eb5d9d20f9cff0eea01fb5492474acd3234bdd902e69b8c8d2d4eb85eb96681
[INFO] running `Command { std: "docker" "start" "-a" "3eb5d9d20f9cff0eea01fb5492474acd3234bdd902e69b8c8d2d4eb85eb96681", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `Shadow`
[INFO] [stderr]  --> src/shadow.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Shadow {}
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Environment`
[INFO] [stderr]  --> src/shadow.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Environment {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `BuildChannel`
[INFO] [stderr]   --> src/shadow.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 | enum BuildChannel {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Project`
[INFO] [stderr]   --> src/shadow.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct Project {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Git`
[INFO] [stderr]   --> src/shadow.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct Git {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Shadow`
[INFO] [stderr]  --> src/shadow.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Shadow {}
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Environment`
[INFO] [stderr]  --> src/shadow.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct Environment {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `BuildChannel`
[INFO] [stderr]   --> src/shadow.rs:12:6
[INFO] [stderr]    |
[INFO] [stderr] 12 | enum BuildChannel {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Project`
[INFO] [stderr]   --> src/shadow.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | struct Project {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Git`
[INFO] [stderr]   --> src/shadow.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | struct Git {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shadow_rs-ae8aa00423c78359
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests shadow-rs
[INFO] [stdout] test tests::test_hello ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3eb5d9d20f9cff0eea01fb5492474acd3234bdd902e69b8c8d2d4eb85eb96681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb5d9d20f9cff0eea01fb5492474acd3234bdd902e69b8c8d2d4eb85eb96681", kill_on_drop: false }`
[INFO] [stdout] 3eb5d9d20f9cff0eea01fb5492474acd3234bdd902e69b8c8d2d4eb85eb96681