[INFO] cloning repository https://github.com/vinikira/iron_api_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vinikira/iron_api_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinikira%2Firon_api_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinikira%2Firon_api_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 812145e74f96e7b6847ee8d4d045d8490293f3b4
[INFO] testing vinikira/iron_api_test against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinikira%2Firon_api_test" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vinikira/iron_api_test on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vinikira/iron_api_test
[INFO] finished tweaking git repo https://github.com/vinikira/iron_api_test
[INFO] tweaked toml for git repo https://github.com/vinikira/iron_api_test written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/vinikira/iron_api_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a07bbbd1bc4e20eea4792db9fc8d8eadacd87b51738b45182364b9ed220fca1
[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" "1a07bbbd1bc4e20eea4792db9fc8d8eadacd87b51738b45182364b9ed220fca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a07bbbd1bc4e20eea4792db9fc8d8eadacd87b51738b45182364b9ed220fca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a07bbbd1bc4e20eea4792db9fc8d8eadacd87b51738b45182364b9ed220fca1", kill_on_drop: false }`
[INFO] [stdout] 1a07bbbd1bc4e20eea4792db9fc8d8eadacd87b51738b45182364b9ed220fca1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--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] eff35f7fc957e2e99dd16c17353c45b4dbe96d8c954c53d97b486e1a096e3779
[INFO] running `Command { std: "docker" "start" "-a" "eff35f7fc957e2e99dd16c17353c45b4dbe96d8c954c53d97b486e1a096e3779", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling phf v0.7.23
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]    Compiling iron v0.6.0
[INFO] [stderr]    Compiling iron_api_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     Iron::new(chain).http("0.0.0.0:3000")
[INFO] [stdout] 14 | |         .map(|_| println!("listening on http://localhost:3000"))
[INFO] [stdout] 15 | |         .map_err(|_| {
[INFO] [stdout] 16 | |             println!("error")
[INFO] [stdout] 17 | |         });
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.63s
[INFO] running `Command { std: "docker" "inspect" "eff35f7fc957e2e99dd16c17353c45b4dbe96d8c954c53d97b486e1a096e3779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eff35f7fc957e2e99dd16c17353c45b4dbe96d8c954c53d97b486e1a096e3779", kill_on_drop: false }`
[INFO] [stdout] eff35f7fc957e2e99dd16c17353c45b4dbe96d8c954c53d97b486e1a096e3779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eb5eb808589aaf2cede1dd165d83b1ab85695923eed113addc757bad3e1f3e9
[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" "2eb5eb808589aaf2cede1dd165d83b1ab85695923eed113addc757bad3e1f3e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling iron_api_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     Iron::new(chain).http("0.0.0.0:3000")
[INFO] [stdout] 14 | |         .map(|_| println!("listening on http://localhost:3000"))
[INFO] [stdout] 15 | |         .map_err(|_| {
[INFO] [stdout] 16 | |             println!("error")
[INFO] [stdout] 17 | |         });
[INFO] [stdout]    | |___________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "2eb5eb808589aaf2cede1dd165d83b1ab85695923eed113addc757bad3e1f3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb5eb808589aaf2cede1dd165d83b1ab85695923eed113addc757bad3e1f3e9", kill_on_drop: false }`
[INFO] [stdout] 2eb5eb808589aaf2cede1dd165d83b1ab85695923eed113addc757bad3e1f3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 892047e3f9882eb53874e65a2554c2e4709fcd8e2a9107ee9dca0447a2b2c80a
[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" "892047e3f9882eb53874e65a2554c2e4709fcd8e2a9107ee9dca0447a2b2c80a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 13 | /     Iron::new(chain).http("0.0.0.0:3000")
[INFO] [stdout] 
[INFO] [stderr] 14 | |         .map(|_| println!("listening on http://localhost:3000"))
[INFO] [stderr] 15 | |         .map_err(|_| {
[INFO] [stderr] 16 | |             println!("error")
[INFO] [stderr] 17 | |         });
[INFO] [stderr]    | |___________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `iron_api_test` (bin "iron_api_test" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iron_api_test-694f8c33ee45ac08)
[INFO] running `Command { std: "docker" "inspect" "892047e3f9882eb53874e65a2554c2e4709fcd8e2a9107ee9dca0447a2b2c80a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "892047e3f9882eb53874e65a2554c2e4709fcd8e2a9107ee9dca0447a2b2c80a", kill_on_drop: false }`
[INFO] [stdout] 892047e3f9882eb53874e65a2554c2e4709fcd8e2a9107ee9dca0447a2b2c80a