[INFO] fetching crate minlambda 0.2.0...
[INFO] testing minlambda-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate minlambda 0.2.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate minlambda 0.2.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minlambda 0.2.0
[INFO] finished tweaking crates.io crate minlambda 0.2.0
[INFO] tweaked toml for crates.io crate minlambda 0.2.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate crates.io crate minlambda 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 834d3c6ce61d34e7872242892bf865c14dbe9863c3ac8667a15bb8dbd18c6033
[INFO] running `Command { std: "docker" "start" "-a" "834d3c6ce61d34e7872242892bf865c14dbe9863c3ac8667a15bb8dbd18c6033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "834d3c6ce61d34e7872242892bf865c14dbe9863c3ac8667a15bb8dbd18c6033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834d3c6ce61d34e7872242892bf865c14dbe9863c3ac8667a15bb8dbd18c6033", kill_on_drop: false }`
[INFO] [stdout] 834d3c6ce61d34e7872242892bf865c14dbe9863c3ac8667a15bb8dbd18c6033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d136ce0546af3a5face1f009c53114b41eeb2907093a744c6f9e080247947e
[INFO] running `Command { std: "docker" "start" "-a" "10d136ce0546af3a5face1f009c53114b41eeb2907093a744c6f9e080247947e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling minlambda v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "10d136ce0546af3a5face1f009c53114b41eeb2907093a744c6f9e080247947e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d136ce0546af3a5face1f009c53114b41eeb2907093a744c6f9e080247947e", kill_on_drop: false }`
[INFO] [stdout] 10d136ce0546af3a5face1f009c53114b41eeb2907093a744c6f9e080247947e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0b8de5b1f3315335b7f7fbf46b9b1b17987a7b848308261e16c2cb50131fd61
[INFO] running `Command { std: "docker" "start" "-a" "a0b8de5b1f3315335b7f7fbf46b9b1b17987a7b848308261e16c2cb50131fd61", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling pin-project-internal v0.4.25
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.25
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling hyper-rustls v0.21.0
[INFO] [stderr]    Compiling reqwest v0.10.8
[INFO] [stderr]    Compiling minlambda v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.36s
[INFO] running `Command { std: "docker" "inspect" "a0b8de5b1f3315335b7f7fbf46b9b1b17987a7b848308261e16c2cb50131fd61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b8de5b1f3315335b7f7fbf46b9b1b17987a7b848308261e16c2cb50131fd61", kill_on_drop: false }`
[INFO] [stdout] a0b8de5b1f3315335b7f7fbf46b9b1b17987a7b848308261e16c2cb50131fd61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6b3aecfa4104ee5d5b2b0f69b6f553213d1e66d9f140b64f28580d25a9be17f
[INFO] running `Command { std: "docker" "start" "-a" "b6b3aecfa4104ee5d5b2b0f69b6f553213d1e66d9f140b64f28580d25a9be17f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minlambda-9b1d2dc1219c822c)
[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 minlambda
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6b3aecfa4104ee5d5b2b0f69b6f553213d1e66d9f140b64f28580d25a9be17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b3aecfa4104ee5d5b2b0f69b6f553213d1e66d9f140b64f28580d25a9be17f", kill_on_drop: false }`
[INFO] [stdout] b6b3aecfa4104ee5d5b2b0f69b6f553213d1e66d9f140b64f28580d25a9be17f