[INFO] fetching crate iterr 0.2.0...
[INFO] testing iterr-0.2.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate iterr 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate iterr 0.2.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iterr 0.2.0
[INFO] finished tweaking crates.io crate iterr 0.2.0
[INFO] tweaked toml for crates.io crate iterr 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 5e2c5e5e67ba11ac2309bfc063cd1e31b0dfb7c76125d5b0985c35545cf47bf2
[INFO] running `Command { std: "docker" "start" "-a" "5e2c5e5e67ba11ac2309bfc063cd1e31b0dfb7c76125d5b0985c35545cf47bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e2c5e5e67ba11ac2309bfc063cd1e31b0dfb7c76125d5b0985c35545cf47bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e2c5e5e67ba11ac2309bfc063cd1e31b0dfb7c76125d5b0985c35545cf47bf2", kill_on_drop: false }`
[INFO] [stdout] 5e2c5e5e67ba11ac2309bfc063cd1e31b0dfb7c76125d5b0985c35545cf47bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 897c0fb5172aba61c00ed93511ce1acda2777861bd4c2e7053baaaae6b3f92ee
[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" "897c0fb5172aba61c00ed93511ce1acda2777861bd4c2e7053baaaae6b3f92ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "897c0fb5172aba61c00ed93511ce1acda2777861bd4c2e7053baaaae6b3f92ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897c0fb5172aba61c00ed93511ce1acda2777861bd4c2e7053baaaae6b3f92ee", kill_on_drop: false }`
[INFO] [stdout] 897c0fb5172aba61c00ed93511ce1acda2777861bd4c2e7053baaaae6b3f92ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 7c2804bf875931b07b58b2bd300693b6fb9209d66bee06dbe8e1b9dc2cab1f79
[INFO] running `Command { std: "docker" "start" "-a" "7c2804bf875931b07b58b2bd300693b6fb9209d66bee06dbe8e1b9dc2cab1f79", kill_on_drop: false }`
[INFO] [stderr]    Compiling iterr v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "7c2804bf875931b07b58b2bd300693b6fb9209d66bee06dbe8e1b9dc2cab1f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2804bf875931b07b58b2bd300693b6fb9209d66bee06dbe8e1b9dc2cab1f79", kill_on_drop: false }`
[INFO] [stdout] 7c2804bf875931b07b58b2bd300693b6fb9209d66bee06dbe8e1b9dc2cab1f79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 01f84e9a1507db283f7066fba61073aeac5cfa87a28fe3e7d42e8310b110dc2f
[INFO] running `Command { std: "docker" "start" "-a" "01f84e9a1507db283f7066fba61073aeac5cfa87a28fe3e7d42e8310b110dc2f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iterr-f223f969164d98d0)
[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 tests/basic.rs (/opt/rustwide/target/debug/deps/basic-eee7369cd51cd276)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_lift_err_1 ... ok
[INFO] [stdout] test test_trap_err_1 ... ok
[INFO] [stdout] test test_trap_err_raw_1 ... ok
[INFO] [stdout] test test_trap_err_6 ... ok
[INFO] [stdout] test test_trap_err_3 ... ok
[INFO] [stdout] test test_trap_err_4 ... ok
[INFO] [stdout] test test_trap_err_5 ... ok
[INFO] [stdout] test test_trap_err_2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iterr
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - ItErr::trap_err_raw (line 171) ... ok
[INFO] [stdout] test src/lib.rs - ItErr::lift_fold_err (line 98) ... ok
[INFO] [stdout] test src/lib.rs - ItErr::trap_err (line 131) ... ok
[INFO] [stdout] test src/lib.rs - ItErr::lift_err (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01f84e9a1507db283f7066fba61073aeac5cfa87a28fe3e7d42e8310b110dc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f84e9a1507db283f7066fba61073aeac5cfa87a28fe3e7d42e8310b110dc2f", kill_on_drop: false }`
[INFO] [stdout] 01f84e9a1507db283f7066fba61073aeac5cfa87a28fe3e7d42e8310b110dc2f